Home / 153,040.20-229,560.30-111,568.20

Finding the Fourth Proportional to 153,040.20, 229,560.30 and 111,568.20

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Solution

The fourth proportional to 153,040.20, 229,560.30 and 111,568.20 is: 167,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,040.20 : 229,560.30 = 111,568.20 : x
  2. Step 2: Convert to fraction form
    153,040.20/229,560.30 = 111,568.20/x
  3. Step 3: Cross multiply
    153,040.20x = 229,560.30 × 111,568.20
  4. Step 4: Simplify right side
    153,040.20x = 25,611,629,462.46
  5. Step 5: Solve for x
    x = 25,611,629,462.46/153,040.20
  6. Step 6: Final answer
    x = 167,352.30

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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.