Home / 126,324.18-174,322.80-69,734.34

Finding the Fourth Proportional to 126,324.18, 174,322.80 and 69,734.34

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Solution

The fourth proportional to 126,324.18, 174,322.80 and 69,734.34 is: 96,230.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,324.18 : 174,322.80 = 69,734.34 : x
  2. Step 2: Convert to fraction form
    126,324.18/174,322.80 = 69,734.34/x
  3. Step 3: Cross multiply
    126,324.18x = 174,322.80 × 69,734.34
  4. Step 4: Simplify right side
    126,324.18x = 12,156,285,404.95
  5. Step 5: Solve for x
    x = 12,156,285,404.95/126,324.18
  6. Step 6: Final answer
    x = 96,230.87

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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.