Home / 126,523.60-174,604.96-69,933.76

Finding the Fourth Proportional to 126,523.60, 174,604.96 and 69,933.76

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Solution

The fourth proportional to 126,523.60, 174,604.96 and 69,933.76 is: 96,509.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,523.60 : 174,604.96 = 69,933.76 : x
  2. Step 2: Convert to fraction form
    126,523.60/174,604.96 = 69,933.76/x
  3. Step 3: Cross multiply
    126,523.60x = 174,604.96 × 69,933.76
  4. Step 4: Simplify right side
    126,523.60x = 12,210,781,367.45
  5. Step 5: Solve for x
    x = 12,210,781,367.45/126,523.60
  6. Step 6: Final answer
    x = 96,509.91

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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.