Home / 63,718.16-87,935.98-38,225.48

Finding the Fourth Proportional to 63,718.16, 87,935.98 and 38,225.48

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Solution

The fourth proportional to 63,718.16, 87,935.98 and 38,225.48 is: 52,754.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,718.16 : 87,935.98 = 38,225.48 : x
  2. Step 2: Convert to fraction form
    63,718.16/87,935.98 = 38,225.48/x
  3. Step 3: Cross multiply
    63,718.16x = 87,935.98 × 38,225.48
  4. Step 4: Simplify right side
    63,718.16x = 3,361,395,044.77
  5. Step 5: Solve for x
    x = 3,361,395,044.77/63,718.16
  6. Step 6: Final answer
    x = 52,754.11

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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.