Home / 177,619.40-266,429.10-158,265.80

Finding the Fourth Proportional to 177,619.40, 266,429.10 and 158,265.80

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Solution

The fourth proportional to 177,619.40, 266,429.10 and 158,265.80 is: 237,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,619.40 : 266,429.10 = 158,265.80 : x
  2. Step 2: Convert to fraction form
    177,619.40/266,429.10 = 158,265.80/x
  3. Step 3: Cross multiply
    177,619.40x = 266,429.10 × 158,265.80
  4. Step 4: Simplify right side
    177,619.40x = 42,166,614,654.78
  5. Step 5: Solve for x
    x = 42,166,614,654.78/177,619.40
  6. Step 6: Final answer
    x = 237,398.70

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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.