Home / 80,445.55-120,507.95-62,832.91

Finding the Fourth Proportional to 80,445.55, 120,507.95 and 62,832.91

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Solution

The fourth proportional to 80,445.55, 120,507.95 and 62,832.91 is: 94,124.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,445.55 : 120,507.95 = 62,832.91 : x
  2. Step 2: Convert to fraction form
    80,445.55/120,507.95 = 62,832.91/x
  3. Step 3: Cross multiply
    80,445.55x = 120,507.95 × 62,832.91
  4. Step 4: Simplify right side
    80,445.55x = 7,571,864,862.47
  5. Step 5: Solve for x
    x = 7,571,864,862.47/80,445.55
  6. Step 6: Final answer
    x = 94,124.10

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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.