Home / 126,951.74-175,193.40-70,363.12

Finding the Fourth Proportional to 126,951.74, 175,193.40 and 70,363.12

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Solution

The fourth proportional to 126,951.74, 175,193.40 and 70,363.12 is: 97,101.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,951.74 : 175,193.40 = 70,363.12 : x
  2. Step 2: Convert to fraction form
    126,951.74/175,193.40 = 70,363.12/x
  3. Step 3: Cross multiply
    126,951.74x = 175,193.40 × 70,363.12
  4. Step 4: Simplify right side
    126,951.74x = 12,327,154,227.41
  5. Step 5: Solve for x
    x = 12,327,154,227.41/126,951.74
  6. Step 6: Final answer
    x = 97,101.10

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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.