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Finding the Fourth Proportional to 101,246, 151,753.74 and 45,001.62

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Solution

The fourth proportional to 101,246, 151,753.74 and 45,001.62 is: 67,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,246 : 151,753.74 = 45,001.62 : x
  2. Step 2: Convert to fraction form
    101,246/151,753.74 = 45,001.62/x
  3. Step 3: Cross multiply
    101,246x = 151,753.74 × 45,001.62
  4. Step 4: Simplify right side
    101,246x = 6,829,164,141.06
  5. Step 5: Solve for x
    x = 6,829,164,141.06/101,246
  6. Step 6: Final answer
    x = 67,451.20

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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.