Home / 119,729.80-179,616.30-60,416.20

Finding the Fourth Proportional to 119,729.80, 179,616.30 and 60,416.20

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Solution

The fourth proportional to 119,729.80, 179,616.30 and 60,416.20 is: 90,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,729.80 : 179,616.30 = 60,416.20 : x
  2. Step 2: Convert to fraction form
    119,729.80/179,616.30 = 60,416.20/x
  3. Step 3: Cross multiply
    119,729.80x = 179,616.30 × 60,416.20
  4. Step 4: Simplify right side
    119,729.80x = 10,851,734,304.06
  5. Step 5: Solve for x
    x = 10,851,734,304.06/119,729.80
  6. Step 6: Final answer
    x = 90,635.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.