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Finding the Fourth Proportional to 58,655.06, 87,980.87 and 14,281.17

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Solution

The fourth proportional to 58,655.06, 87,980.87 and 14,281.17 is: 21,421.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,655.06 : 87,980.87 = 14,281.17 : x
  2. Step 2: Convert to fraction form
    58,655.06/87,980.87 = 14,281.17/x
  3. Step 3: Cross multiply
    58,655.06x = 87,980.87 × 14,281.17
  4. Step 4: Simplify right side
    58,655.06x = 1,256,469,553.96
  5. Step 5: Solve for x
    x = 1,256,469,553.96/58,655.06
  6. Step 6: Final answer
    x = 21,421.33

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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.