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Finding the Fourth Proportional to 179,630.32, 247,892.52 and 99,058

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Solution

The fourth proportional to 179,630.32, 247,892.52 and 99,058 is: 136,701.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,630.32 : 247,892.52 = 99,058 : x
  2. Step 2: Convert to fraction form
    179,630.32/247,892.52 = 99,058/x
  3. Step 3: Cross multiply
    179,630.32x = 247,892.52 × 99,058
  4. Step 4: Simplify right side
    179,630.32x = 24,555,737,246.16
  5. Step 5: Solve for x
    x = 24,555,737,246.16/179,630.32
  6. Step 6: Final answer
    x = 136,701.52

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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.