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Finding the Fourth Proportional to 243,752.01, 336,367.80 and 141,780.39

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Solution

The fourth proportional to 243,752.01, 336,367.80 and 141,780.39 is: 195,651.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,752.01 : 336,367.80 = 141,780.39 : x
  2. Step 2: Convert to fraction form
    243,752.01/336,367.80 = 141,780.39/x
  3. Step 3: Cross multiply
    243,752.01x = 336,367.80 × 141,780.39
  4. Step 4: Simplify right side
    243,752.01x = 47,690,357,867.44
  5. Step 5: Solve for x
    x = 47,690,357,867.44/243,752.01
  6. Step 6: Final answer
    x = 195,651.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.