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Finding the Fourth Proportional to 177,158.64, 244,466.64 and 99,645.92

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Solution

The fourth proportional to 177,158.64, 244,466.64 and 99,645.92 is: 137,504.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,158.64 : 244,466.64 = 99,645.92 : x
  2. Step 2: Convert to fraction form
    177,158.64/244,466.64 = 99,645.92/x
  3. Step 3: Cross multiply
    177,158.64x = 244,466.64 × 99,645.92
  4. Step 4: Simplify right side
    177,158.64x = 24,360,103,252.11
  5. Step 5: Solve for x
    x = 24,360,103,252.11/177,158.64
  6. Step 6: Final answer
    x = 137,504.46

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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.