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Finding the Fourth Proportional to 58,000.10, 87,000.15 and 16,447.10

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Solution

The fourth proportional to 58,000.10, 87,000.15 and 16,447.10 is: 24,670.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,000.10 : 87,000.15 = 16,447.10 : x
  2. Step 2: Convert to fraction form
    58,000.10/87,000.15 = 16,447.10/x
  3. Step 3: Cross multiply
    58,000.10x = 87,000.15 × 16,447.10
  4. Step 4: Simplify right side
    58,000.10x = 1,430,900,167.07
  5. Step 5: Solve for x
    x = 1,430,900,167.07/58,000.10
  6. Step 6: Final answer
    x = 24,670.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.