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Finding the Fourth Proportional to 58,156.40, 87,234.57 and 16,603.40

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Solution

The fourth proportional to 58,156.40, 87,234.57 and 16,603.40 is: 24,905.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,156.40 : 87,234.57 = 16,603.40 : x
  2. Step 2: Convert to fraction form
    58,156.40/87,234.57 = 16,603.40/x
  3. Step 3: Cross multiply
    58,156.40x = 87,234.57 × 16,603.40
  4. Step 4: Simplify right side
    58,156.40x = 1,448,390,023.37
  5. Step 5: Solve for x
    x = 1,448,390,023.37/58,156.40
  6. Step 6: Final answer
    x = 24,905.09

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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.