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Finding the Fourth Proportional to 124,456.80, 186,567.16 and 49,622.92

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Solution

The fourth proportional to 124,456.80, 186,567.16 and 49,622.92 is: 74,387.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,456.80 : 186,567.16 = 49,622.92 : x
  2. Step 2: Convert to fraction form
    124,456.80/186,567.16 = 49,622.92/x
  3. Step 3: Cross multiply
    124,456.80x = 186,567.16 × 49,622.92
  4. Step 4: Simplify right side
    124,456.80x = 9,258,007,255.31
  5. Step 5: Solve for x
    x = 9,258,007,255.31/124,456.80
  6. Step 6: Final answer
    x = 74,387.32

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1.5x scale

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.