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Finding the Fourth Proportional to 124,502.07, 186,764.72 and 49,604.07

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Solution

The fourth proportional to 124,502.07, 186,764.72 and 49,604.07 is: 74,410.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,502.07 : 186,764.72 = 49,604.07 : x
  2. Step 2: Convert to fraction form
    124,502.07/186,764.72 = 49,604.07/x
  3. Step 3: Cross multiply
    124,502.07x = 186,764.72 × 49,604.07
  4. Step 4: Simplify right side
    124,502.07x = 9,264,289,996.39
  5. Step 5: Solve for x
    x = 9,264,289,996.39/124,502.07
  6. Step 6: Final answer
    x = 74,410.73

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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.