Home / 126,566.55-174,654.63-69,974.28

Finding the Fourth Proportional to 126,566.55, 174,654.63 and 69,974.28

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Solution

The fourth proportional to 126,566.55, 174,654.63 and 69,974.28 is: 96,560.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,566.55 : 174,654.63 = 69,974.28 : x
  2. Step 2: Convert to fraction form
    126,566.55/174,654.63 = 69,974.28/x
  3. Step 3: Cross multiply
    126,566.55x = 174,654.63 × 69,974.28
  4. Step 4: Simplify right side
    126,566.55x = 12,221,331,982.92
  5. Step 5: Solve for x
    x = 12,221,331,982.92/126,566.55
  6. Step 6: Final answer
    x = 96,560.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.