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Finding the Fourth Proportional to 249,524.88, 374,435.54 and 91,864.04

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Solution

The fourth proportional to 249,524.88, 374,435.54 and 91,864.04 is: 137,850.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,524.88 : 374,435.54 = 91,864.04 : x
  2. Step 2: Convert to fraction form
    249,524.88/374,435.54 = 91,864.04/x
  3. Step 3: Cross multiply
    249,524.88x = 374,435.54 × 91,864.04
  4. Step 4: Simplify right side
    249,524.88x = 34,397,161,423.98
  5. Step 5: Solve for x
    x = 34,397,161,423.98/249,524.88
  6. Step 6: Final answer
    x = 137,850.63

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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.