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Finding the Fourth Proportional to 243,974.87, 365,681.46 and 94,148.90

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Solution

The fourth proportional to 243,974.87, 365,681.46 and 94,148.90 is: 141,114.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,974.87 : 365,681.46 = 94,148.90 : x
  2. Step 2: Convert to fraction form
    243,974.87/365,681.46 = 94,148.90/x
  3. Step 3: Cross multiply
    243,974.87x = 365,681.46 × 94,148.90
  4. Step 4: Simplify right side
    243,974.87x = 34,428,507,209.39
  5. Step 5: Solve for x
    x = 34,428,507,209.39/243,974.87
  6. Step 6: Final answer
    x = 141,114.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.