Home / 177,417.60-266,126.40-93,145.20

Finding the Fourth Proportional to 177,417.60, 266,126.40 and 93,145.20

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Solution

The fourth proportional to 177,417.60, 266,126.40 and 93,145.20 is: 139,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,417.60 : 266,126.40 = 93,145.20 : x
  2. Step 2: Convert to fraction form
    177,417.60/266,126.40 = 93,145.20/x
  3. Step 3: Cross multiply
    177,417.60x = 266,126.40 × 93,145.20
  4. Step 4: Simplify right side
    177,417.60x = 24,788,396,753.28
  5. Step 5: Solve for x
    x = 24,788,396,753.28/177,417.60
  6. Step 6: Final answer
    x = 139,717.80

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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.