Home / 52,909.71-73,016.28-29,038.61

Finding the Fourth Proportional to 52,909.71, 73,016.28 and 29,038.61

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Solution

The fourth proportional to 52,909.71, 73,016.28 and 29,038.61 is: 40,073.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,909.71 : 73,016.28 = 29,038.61 : x
  2. Step 2: Convert to fraction form
    52,909.71/73,016.28 = 29,038.61/x
  3. Step 3: Cross multiply
    52,909.71x = 73,016.28 × 29,038.61
  4. Step 4: Simplify right side
    52,909.71x = 2,120,290,913.49
  5. Step 5: Solve for x
    x = 2,120,290,913.49/52,909.71
  6. Step 6: Final answer
    x = 40,073.76

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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.