Home / 149,008.80-223,772.40-144,343.20

Finding the Fourth Proportional to 149,008.80, 223,772.40 and 144,343.20

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Solution

The fourth proportional to 149,008.80, 223,772.40 and 144,343.20 is: 216,765.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,008.80 : 223,772.40 = 144,343.20 : x
  2. Step 2: Convert to fraction form
    149,008.80/223,772.40 = 144,343.20/x
  3. Step 3: Cross multiply
    149,008.80x = 223,772.40 × 144,343.20
  4. Step 4: Simplify right side
    149,008.80x = 32,300,024,287.68
  5. Step 5: Solve for x
    x = 32,300,024,287.68/149,008.80
  6. Step 6: Final answer
    x = 216,765.88

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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.