Home / 126,777.60-174,766.72-96,510.16

Finding the Fourth Proportional to 126,777.60, 174,766.72 and 96,510.16

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Solution

The fourth proportional to 126,777.60, 174,766.72 and 96,510.16 is: 133,042.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,777.60 : 174,766.72 = 96,510.16 : x
  2. Step 2: Convert to fraction form
    126,777.60/174,766.72 = 96,510.16/x
  3. Step 3: Cross multiply
    126,777.60x = 174,766.72 × 96,510.16
  4. Step 4: Simplify right side
    126,777.60x = 16,866,764,109.88
  5. Step 5: Solve for x
    x = 16,866,764,109.88/126,777.60
  6. Step 6: Final answer
    x = 133,042.15

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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.