Home / 63,158.43-87,158.63-36,306.17

Finding the Fourth Proportional to 63,158.43, 87,158.63 and 36,306.17

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Solution

The fourth proportional to 63,158.43, 87,158.63 and 36,306.17 is: 50,102.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,158.43 : 87,158.63 = 36,306.17 : x
  2. Step 2: Convert to fraction form
    63,158.43/87,158.63 = 36,306.17/x
  3. Step 3: Cross multiply
    63,158.43x = 87,158.63 × 36,306.17
  4. Step 4: Simplify right side
    63,158.43x = 3,164,396,509.83
  5. Step 5: Solve for x
    x = 3,164,396,509.83/63,158.43
  6. Step 6: Final answer
    x = 50,102.52

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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.