Home / 153,012.80-229,519.20-110,803.70

Finding the Fourth Proportional to 153,012.80, 229,519.20 and 110,803.70

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Solution

The fourth proportional to 153,012.80, 229,519.20 and 110,803.70 is: 166,205.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,012.80 : 229,519.20 = 110,803.70 : x
  2. Step 2: Convert to fraction form
    153,012.80/229,519.20 = 110,803.70/x
  3. Step 3: Cross multiply
    153,012.80x = 229,519.20 × 110,803.70
  4. Step 4: Simplify right side
    153,012.80x = 25,431,576,581.04
  5. Step 5: Solve for x
    x = 25,431,576,581.04/153,012.80
  6. Step 6: Final answer
    x = 166,205.55

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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.