Home / 126,591.20-174,688.44-70,001.36

Finding the Fourth Proportional to 126,591.20, 174,688.44 and 70,001.36

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Solution

The fourth proportional to 126,591.20, 174,688.44 and 70,001.36 is: 96,597.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,591.20 : 174,688.44 = 70,001.36 : x
  2. Step 2: Convert to fraction form
    126,591.20/174,688.44 = 70,001.36/x
  3. Step 3: Cross multiply
    126,591.20x = 174,688.44 × 70,001.36
  4. Step 4: Simplify right side
    126,591.20x = 12,228,428,376.28
  5. Step 5: Solve for x
    x = 12,228,428,376.28/126,591.20
  6. Step 6: Final answer
    x = 96,597.78

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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.