Home / 61,747.47-92,621.16-15,000.35

Finding the Fourth Proportional to 61,747.47, 92,621.16 and 15,000.35

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Solution

The fourth proportional to 61,747.47, 92,621.16 and 15,000.35 is: 22,500.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,747.47 : 92,621.16 = 15,000.35 : x
  2. Step 2: Convert to fraction form
    61,747.47/92,621.16 = 15,000.35/x
  3. Step 3: Cross multiply
    61,747.47x = 92,621.16 × 15,000.35
  4. Step 4: Simplify right side
    61,747.47x = 1,389,349,354.30
  5. Step 5: Solve for x
    x = 1,389,349,354.30/61,747.47
  6. Step 6: Final answer
    x = 22,500.51

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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.