Home / 125,360.11-188,104.83-83,269.27

Finding the Fourth Proportional to 125,360.11, 188,104.83 and 83,269.27

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Solution

The fourth proportional to 125,360.11, 188,104.83 and 83,269.27 is: 124,946.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,360.11 : 188,104.83 = 83,269.27 : x
  2. Step 2: Convert to fraction form
    125,360.11/188,104.83 = 83,269.27/x
  3. Step 3: Cross multiply
    125,360.11x = 188,104.83 × 83,269.27
  4. Step 4: Simplify right side
    125,360.11x = 15,663,351,877.57
  5. Step 5: Solve for x
    x = 15,663,351,877.57/125,360.11
  6. Step 6: Final answer
    x = 124,946.86

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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.