Home / 83,414.64-124,808.04-58,503.30

Finding the Fourth Proportional to 83,414.64, 124,808.04 and 58,503.30

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Solution

The fourth proportional to 83,414.64, 124,808.04 and 58,503.30 is: 87,534.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,414.64 : 124,808.04 = 58,503.30 : x
  2. Step 2: Convert to fraction form
    83,414.64/124,808.04 = 58,503.30/x
  3. Step 3: Cross multiply
    83,414.64x = 124,808.04 × 58,503.30
  4. Step 4: Simplify right side
    83,414.64x = 7,301,682,206.53
  5. Step 5: Solve for x
    x = 7,301,682,206.53/83,414.64
  6. Step 6: Final answer
    x = 87,534.78

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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.