Home / 125,585.20-188,402.10-36,841.60

Finding the Fourth Proportional to 125,585.20, 188,402.10 and 36,841.60

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Solution

The fourth proportional to 125,585.20, 188,402.10 and 36,841.60 is: 55,269.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,585.20 : 188,402.10 = 36,841.60 : x
  2. Step 2: Convert to fraction form
    125,585.20/188,402.10 = 36,841.60/x
  3. Step 3: Cross multiply
    125,585.20x = 188,402.10 × 36,841.60
  4. Step 4: Simplify right side
    125,585.20x = 6,941,034,807.36
  5. Step 5: Solve for x
    x = 6,941,034,807.36/125,585.20
  6. Step 6: Final answer
    x = 55,269.53

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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.