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Finding the Fourth Proportional to 173,036.92, 238,769.58 and 101,400.52

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Solution

The fourth proportional to 173,036.92, 238,769.58 and 101,400.52 is: 139,920.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,036.92 : 238,769.58 = 101,400.52 : x
  2. Step 2: Convert to fraction form
    173,036.92/238,769.58 = 101,400.52/x
  3. Step 3: Cross multiply
    173,036.92x = 238,769.58 × 101,400.52
  4. Step 4: Simplify right side
    173,036.92x = 24,211,359,572.18
  5. Step 5: Solve for x
    x = 24,211,359,572.18/173,036.92
  6. Step 6: Final answer
    x = 139,920.19

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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.