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Finding the Fourth Proportional to 177,773.84, 245,350.47 and 101,320.42

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Solution

The fourth proportional to 177,773.84, 245,350.47 and 101,320.42 is: 139,835.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,773.84 : 245,350.47 = 101,320.42 : x
  2. Step 2: Convert to fraction form
    177,773.84/245,350.47 = 101,320.42/x
  3. Step 3: Cross multiply
    177,773.84x = 245,350.47 × 101,320.42
  4. Step 4: Simplify right side
    177,773.84x = 24,859,012,324.28
  5. Step 5: Solve for x
    x = 24,859,012,324.28/177,773.84
  6. Step 6: Final answer
    x = 139,835.04

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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.