Home / 80,542.14-111,148.05-44,737.50

Finding the Fourth Proportional to 80,542.14, 111,148.05 and 44,737.50

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Solution

The fourth proportional to 80,542.14, 111,148.05 and 44,737.50 is: 61,737.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,542.14 : 111,148.05 = 44,737.50 : x
  2. Step 2: Convert to fraction form
    80,542.14/111,148.05 = 44,737.50/x
  3. Step 3: Cross multiply
    80,542.14x = 111,148.05 × 44,737.50
  4. Step 4: Simplify right side
    80,542.14x = 4,972,485,886.88
  5. Step 5: Solve for x
    x = 4,972,485,886.88/80,542.14
  6. Step 6: Final answer
    x = 61,737.69

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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.