Home / 112,825.92-155,697.12-62,523.84

Finding the Fourth Proportional to 112,825.92, 155,697.12 and 62,523.84

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Solution

The fourth proportional to 112,825.92, 155,697.12 and 62,523.84 is: 86,281.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,825.92 : 155,697.12 = 62,523.84 : x
  2. Step 2: Convert to fraction form
    112,825.92/155,697.12 = 62,523.84/x
  3. Step 3: Cross multiply
    112,825.92x = 155,697.12 × 62,523.84
  4. Step 4: Simplify right side
    112,825.92x = 9,734,781,819.34
  5. Step 5: Solve for x
    x = 9,734,781,819.34/112,825.92
  6. Step 6: Final answer
    x = 86,281.43

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1.5x scale

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.