Home / 125,397.62-188,056.92-41,138.15

Finding the Fourth Proportional to 125,397.62, 188,056.92 and 41,138.15

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Solution

The fourth proportional to 125,397.62, 188,056.92 and 41,138.15 is: 61,694.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,397.62 : 188,056.92 = 41,138.15 : x
  2. Step 2: Convert to fraction form
    125,397.62/188,056.92 = 41,138.15/x
  3. Step 3: Cross multiply
    125,397.62x = 188,056.92 × 41,138.15
  4. Step 4: Simplify right side
    125,397.62x = 7,736,314,356.49
  5. Step 5: Solve for x
    x = 7,736,314,356.49/125,397.62
  6. Step 6: Final answer
    x = 61,694.27

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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.