Home / 177,971.03-266,901.54-51,620.58

Finding the Fourth Proportional to 177,971.03, 266,901.54 and 51,620.58

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Solution

The fourth proportional to 177,971.03, 266,901.54 and 51,620.58 is: 77,414.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,971.03 : 266,901.54 = 51,620.58 : x
  2. Step 2: Convert to fraction form
    177,971.03/266,901.54 = 51,620.58/x
  3. Step 3: Cross multiply
    177,971.03x = 266,901.54 × 51,620.58
  4. Step 4: Simplify right side
    177,971.03x = 13,777,612,964.95
  5. Step 5: Solve for x
    x = 13,777,612,964.95/177,971.03
  6. Step 6: Final answer
    x = 77,414.92

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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.