Home / 83,391.12-125,064.81-24,210.90

Finding the Fourth Proportional to 83,391.12, 125,064.81 and 24,210.90

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Solution

The fourth proportional to 83,391.12, 125,064.81 and 24,210.90 is: 36,310.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,391.12 : 125,064.81 = 24,210.90 : x
  2. Step 2: Convert to fraction form
    83,391.12/125,064.81 = 24,210.90/x
  3. Step 3: Cross multiply
    83,391.12x = 125,064.81 × 24,210.90
  4. Step 4: Simplify right side
    83,391.12x = 3,027,931,608.43
  5. Step 5: Solve for x
    x = 3,027,931,608.43/83,391.12
  6. Step 6: Final answer
    x = 36,310.00

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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.