Home / 126,808.34-175,000.95-70,219.71

Finding the Fourth Proportional to 126,808.34, 175,000.95 and 70,219.71

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Solution

The fourth proportional to 126,808.34, 175,000.95 and 70,219.71 is: 96,906.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,808.34 : 175,000.95 = 70,219.71 : x
  2. Step 2: Convert to fraction form
    126,808.34/175,000.95 = 70,219.71/x
  3. Step 3: Cross multiply
    126,808.34x = 175,000.95 × 70,219.71
  4. Step 4: Simplify right side
    126,808.34x = 12,288,515,958.72
  5. Step 5: Solve for x
    x = 12,288,515,958.72/126,808.34
  6. Step 6: Final answer
    x = 96,906.22

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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.