Home / 110,267.54-152,113.11-72,049.43

Finding the Fourth Proportional to 110,267.54, 152,113.11 and 72,049.43

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Solution

The fourth proportional to 110,267.54, 152,113.11 and 72,049.43 is: 99,391.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,267.54 : 152,113.11 = 72,049.43 : x
  2. Step 2: Convert to fraction form
    110,267.54/152,113.11 = 72,049.43/x
  3. Step 3: Cross multiply
    110,267.54x = 152,113.11 × 72,049.43
  4. Step 4: Simplify right side
    110,267.54x = 10,959,663,081.20
  5. Step 5: Solve for x
    x = 10,959,663,081.20/110,267.54
  6. Step 6: Final answer
    x = 99,391.56

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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.