Home / 61,747.80-92,621.43-15,000.81

Finding the Fourth Proportional to 61,747.80, 92,621.43 and 15,000.81

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Solution

The fourth proportional to 61,747.80, 92,621.43 and 15,000.81 is: 22,501.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,747.80 : 92,621.43 = 15,000.81 : x
  2. Step 2: Convert to fraction form
    61,747.80/92,621.43 = 15,000.81/x
  3. Step 3: Cross multiply
    61,747.80x = 92,621.43 × 15,000.81
  4. Step 4: Simplify right side
    61,747.80x = 1,389,396,473.36
  5. Step 5: Solve for x
    x = 1,389,396,473.36/61,747.80
  6. Step 6: Final answer
    x = 22,501.15

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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.