Home / 95,569.10-143,317.20-28,987.10

Finding the Fourth Proportional to 95,569.10, 143,317.20 and 28,987.10

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Solution

The fourth proportional to 95,569.10, 143,317.20 and 28,987.10 is: 43,469.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,569.10 : 143,317.20 = 28,987.10 : x
  2. Step 2: Convert to fraction form
    95,569.10/143,317.20 = 28,987.10/x
  3. Step 3: Cross multiply
    95,569.10x = 143,317.20 × 28,987.10
  4. Step 4: Simplify right side
    95,569.10x = 4,154,350,008.12
  5. Step 5: Solve for x
    x = 4,154,350,008.12/95,569.10
  6. Step 6: Final answer
    x = 43,469.59

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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.