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Finding the Fourth Proportional to 176,616.92, 243,732.50 and 96,045.32

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Solution

The fourth proportional to 176,616.92, 243,732.50 and 96,045.32 is: 132,543.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,616.92 : 243,732.50 = 96,045.32 : x
  2. Step 2: Convert to fraction form
    176,616.92/243,732.50 = 96,045.32/x
  3. Step 3: Cross multiply
    176,616.92x = 243,732.50 × 96,045.32
  4. Step 4: Simplify right side
    176,616.92x = 23,409,364,258.01
  5. Step 5: Solve for x
    x = 23,409,364,258.01/176,616.92
  6. Step 6: Final answer
    x = 132,543.16

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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.