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Finding the Fourth Proportional to 124,456.80, 186,686.24 and 35,713.14

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Solution

The fourth proportional to 124,456.80, 186,686.24 and 35,713.14 is: 53,570.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,456.80 : 186,686.24 = 35,713.14 : x
  2. Step 2: Convert to fraction form
    124,456.80/186,686.24 = 35,713.14/x
  3. Step 3: Cross multiply
    124,456.80x = 186,686.24 × 35,713.14
  4. Step 4: Simplify right side
    124,456.80x = 6,667,150,946.55
  5. Step 5: Solve for x
    x = 6,667,150,946.55/124,456.80
  6. Step 6: Final answer
    x = 53,570.00

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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.