Home / 177,824.66-266,809.10-77,932.22

Finding the Fourth Proportional to 177,824.66, 266,809.10 and 77,932.22

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Solution

The fourth proportional to 177,824.66, 266,809.10 and 77,932.22 is: 116,929.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,824.66 : 266,809.10 = 77,932.22 : x
  2. Step 2: Convert to fraction form
    177,824.66/266,809.10 = 77,932.22/x
  3. Step 3: Cross multiply
    177,824.66x = 266,809.10 × 77,932.22
  4. Step 4: Simplify right side
    177,824.66x = 20,793,023,755.50
  5. Step 5: Solve for x
    x = 20,793,023,755.50/177,824.66
  6. Step 6: Final answer
    x = 116,929.93

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1.5x scale

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.