Home / 67,587.23-101,370.22-42,550.64

Finding the Fourth Proportional to 67,587.23, 101,370.22 and 42,550.64

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Solution

The fourth proportional to 67,587.23, 101,370.22 and 42,550.64 is: 63,819.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,587.23 : 101,370.22 = 42,550.64 : x
  2. Step 2: Convert to fraction form
    67,587.23/101,370.22 = 42,550.64/x
  3. Step 3: Cross multiply
    67,587.23x = 101,370.22 × 42,550.64
  4. Step 4: Simplify right side
    67,587.23x = 4,313,367,737.94
  5. Step 5: Solve for x
    x = 4,313,367,737.94/67,587.23
  6. Step 6: Final answer
    x = 63,819.27

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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.