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Finding the Fourth Proportional to 119,472.39, 179,319.31 and 60,349.58

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Solution

The fourth proportional to 119,472.39, 179,319.31 and 60,349.58 is: 90,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,472.39 : 179,319.31 = 60,349.58 : x
  2. Step 2: Convert to fraction form
    119,472.39/179,319.31 = 60,349.58/x
  3. Step 3: Cross multiply
    119,472.39x = 179,319.31 × 60,349.58
  4. Step 4: Simplify right side
    119,472.39x = 10,821,845,088.84
  5. Step 5: Solve for x
    x = 10,821,845,088.84/119,472.39
  6. Step 6: Final answer
    x = 90,580.30

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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.