Home / 124,304.52-186,549.65-84,228.48

Finding the Fourth Proportional to 124,304.52, 186,549.65 and 84,228.48

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Solution

The fourth proportional to 124,304.52, 186,549.65 and 84,228.48 is: 126,405.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,304.52 : 186,549.65 = 84,228.48 : x
  2. Step 2: Convert to fraction form
    124,304.52/186,549.65 = 84,228.48/x
  3. Step 3: Cross multiply
    124,304.52x = 186,549.65 × 84,228.48
  4. Step 4: Simplify right side
    124,304.52x = 15,712,793,042.89
  5. Step 5: Solve for x
    x = 15,712,793,042.89/124,304.52
  6. Step 6: Final answer
    x = 126,405.65

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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.