Home / 83,022.95-124,525.19-29,712.78

Finding the Fourth Proportional to 83,022.95, 124,525.19 and 29,712.78

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Solution

The fourth proportional to 83,022.95, 124,525.19 and 29,712.78 is: 44,565.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,022.95 : 124,525.19 = 29,712.78 : x
  2. Step 2: Convert to fraction form
    83,022.95/124,525.19 = 29,712.78/x
  3. Step 3: Cross multiply
    83,022.95x = 124,525.19 × 29,712.78
  4. Step 4: Simplify right side
    83,022.95x = 3,699,989,426.36
  5. Step 5: Solve for x
    x = 3,699,989,426.36/83,022.95
  6. Step 6: Final answer
    x = 44,565.87

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1.5x scale

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.