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Finding the Fourth Proportional to 177,443.88, 266,172 and 57,498

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Solution

The fourth proportional to 177,443.88, 266,172 and 57,498 is: 86,249.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,443.88 : 266,172 = 57,498 : x
  2. Step 2: Convert to fraction form
    177,443.88/266,172 = 57,498/x
  3. Step 3: Cross multiply
    177,443.88x = 266,172 × 57,498
  4. Step 4: Simplify right side
    177,443.88x = 15,304,357,656
  5. Step 5: Solve for x
    x = 15,304,357,656/177,443.88
  6. Step 6: Final answer
    x = 86,249.00

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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.