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Finding the Fourth Proportional to 249,725.92, 374,510.80 and 83,475.04

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Solution

The fourth proportional to 249,725.92, 374,510.80 and 83,475.04 is: 125,186.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,725.92 : 374,510.80 = 83,475.04 : x
  2. Step 2: Convert to fraction form
    249,725.92/374,510.80 = 83,475.04/x
  3. Step 3: Cross multiply
    249,725.92x = 374,510.80 × 83,475.04
  4. Step 4: Simplify right side
    249,725.92x = 31,262,304,010.43
  5. Step 5: Solve for x
    x = 31,262,304,010.43/249,725.92
  6. Step 6: Final answer
    x = 125,186.46

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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.