Home / 245,691.19-368,626.92-103,572.24

Finding the Fourth Proportional to 245,691.19, 368,626.92 and 103,572.24

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Solution

The fourth proportional to 245,691.19, 368,626.92 and 103,572.24 is: 155,396.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,691.19 : 368,626.92 = 103,572.24 : x
  2. Step 2: Convert to fraction form
    245,691.19/368,626.92 = 103,572.24/x
  3. Step 3: Cross multiply
    245,691.19x = 368,626.92 × 103,572.24
  4. Step 4: Simplify right side
    245,691.19x = 38,179,515,828.70
  5. Step 5: Solve for x
    x = 38,179,515,828.70/245,691.19
  6. Step 6: Final answer
    x = 155,396.36

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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.