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Finding the Fourth Proportional to 151,653.52, 227,013.68 and 98,949.52

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Solution

The fourth proportional to 151,653.52, 227,013.68 and 98,949.52 is: 148,119.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,653.52 : 227,013.68 = 98,949.52 : x
  2. Step 2: Convert to fraction form
    151,653.52/227,013.68 = 98,949.52/x
  3. Step 3: Cross multiply
    151,653.52x = 227,013.68 × 98,949.52
  4. Step 4: Simplify right side
    151,653.52x = 22,462,894,669.43
  5. Step 5: Solve for x
    x = 22,462,894,669.43/151,653.52
  6. Step 6: Final answer
    x = 148,119.84

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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.