Home / 36,665.04-54,948.35-20,000.10

Finding the Fourth Proportional to 36,665.04, 54,948.35 and 20,000.10

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Solution

The fourth proportional to 36,665.04, 54,948.35 and 20,000.10 is: 29,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,665.04 : 54,948.35 = 20,000.10 : x
  2. Step 2: Convert to fraction form
    36,665.04/54,948.35 = 20,000.10/x
  3. Step 3: Cross multiply
    36,665.04x = 54,948.35 × 20,000.10
  4. Step 4: Simplify right side
    36,665.04x = 1,098,972,394.83
  5. Step 5: Solve for x
    x = 1,098,972,394.83/36,665.04
  6. Step 6: Final answer
    x = 29,973.30

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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.