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Finding the Fourth Proportional to 177,807.96, 245,367.16 and 101,343.62

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Solution

The fourth proportional to 177,807.96, 245,367.16 and 101,343.62 is: 139,849.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,807.96 : 245,367.16 = 101,343.62 : x
  2. Step 2: Convert to fraction form
    177,807.96/245,367.16 = 101,343.62/x
  3. Step 3: Cross multiply
    177,807.96x = 245,367.16 × 101,343.62
  4. Step 4: Simplify right side
    177,807.96x = 24,866,396,583.58
  5. Step 5: Solve for x
    x = 24,866,396,583.58/177,807.96
  6. Step 6: Final answer
    x = 139,849.74

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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.