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Finding the Fourth Proportional to 161,034.30, 241,551.45 and 101,159.10

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Solution

The fourth proportional to 161,034.30, 241,551.45 and 101,159.10 is: 151,738.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,034.30 : 241,551.45 = 101,159.10 : x
  2. Step 2: Convert to fraction form
    161,034.30/241,551.45 = 101,159.10/x
  3. Step 3: Cross multiply
    161,034.30x = 241,551.45 × 101,159.10
  4. Step 4: Simplify right side
    161,034.30x = 24,435,127,285.70
  5. Step 5: Solve for x
    x = 24,435,127,285.70/161,034.30
  6. Step 6: Final answer
    x = 151,738.65

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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.