Home / 44,659.04-66,937.40-18,331.20

Finding the Fourth Proportional to 44,659.04, 66,937.40 and 18,331.20

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Solution

The fourth proportional to 44,659.04, 66,937.40 and 18,331.20 is: 27,475.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,659.04 : 66,937.40 = 18,331.20 : x
  2. Step 2: Convert to fraction form
    44,659.04/66,937.40 = 18,331.20/x
  3. Step 3: Cross multiply
    44,659.04x = 66,937.40 × 18,331.20
  4. Step 4: Simplify right side
    44,659.04x = 1,227,042,866.88
  5. Step 5: Solve for x
    x = 1,227,042,866.88/44,659.04
  6. Step 6: Final answer
    x = 27,475.80

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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.