Home / 63,387.77-87,472.42-34,706.90

Finding the Fourth Proportional to 63,387.77, 87,472.42 and 34,706.90

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Solution

The fourth proportional to 63,387.77, 87,472.42 and 34,706.90 is: 47,894.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,387.77 : 87,472.42 = 34,706.90 : x
  2. Step 2: Convert to fraction form
    63,387.77/87,472.42 = 34,706.90/x
  3. Step 3: Cross multiply
    63,387.77x = 87,472.42 × 34,706.90
  4. Step 4: Simplify right side
    63,387.77x = 3,035,896,665.61
  5. Step 5: Solve for x
    x = 3,035,896,665.61/63,387.77
  6. Step 6: Final answer
    x = 47,894.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.