Home / 43,458.04-65,174.50-19,752.38

Finding the Fourth Proportional to 43,458.04, 65,174.50 and 19,752.38

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Solution

The fourth proportional to 43,458.04, 65,174.50 and 19,752.38 is: 29,622.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,458.04 : 65,174.50 = 19,752.38 : x
  2. Step 2: Convert to fraction form
    43,458.04/65,174.50 = 19,752.38/x
  3. Step 3: Cross multiply
    43,458.04x = 65,174.50 × 19,752.38
  4. Step 4: Simplify right side
    43,458.04x = 1,287,351,115.06
  5. Step 5: Solve for x
    x = 1,287,351,115.06/43,458.04
  6. Step 6: Final answer
    x = 29,622.85

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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.