Home / 106,187.52-146,545.56-63,155.28

Finding the Fourth Proportional to 106,187.52, 146,545.56 and 63,155.28

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Solution

The fourth proportional to 106,187.52, 146,545.56 and 63,155.28 is: 87,158.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,187.52 : 146,545.56 = 63,155.28 : x
  2. Step 2: Convert to fraction form
    106,187.52/146,545.56 = 63,155.28/x
  3. Step 3: Cross multiply
    106,187.52x = 146,545.56 × 63,155.28
  4. Step 4: Simplify right side
    106,187.52x = 9,255,125,874.56
  5. Step 5: Solve for x
    x = 9,255,125,874.56/106,187.52
  6. Step 6: Final answer
    x = 87,158.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.