Home / 126,304.20-174,334.14-72,594.72

Finding the Fourth Proportional to 126,304.20, 174,334.14 and 72,594.72

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Solution

The fourth proportional to 126,304.20, 174,334.14 and 72,594.72 is: 100,200.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,304.20 : 174,334.14 = 72,594.72 : x
  2. Step 2: Convert to fraction form
    126,304.20/174,334.14 = 72,594.72/x
  3. Step 3: Cross multiply
    126,304.20x = 174,334.14 × 72,594.72
  4. Step 4: Simplify right side
    126,304.20x = 12,655,738,079.74
  5. Step 5: Solve for x
    x = 12,655,738,079.74/126,304.20
  6. Step 6: Final answer
    x = 100,200.45

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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.