Home / 95,541.12-143,311.48-25,420.43

Finding the Fourth Proportional to 95,541.12, 143,311.48 and 25,420.43

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Solution

The fourth proportional to 95,541.12, 143,311.48 and 25,420.43 is: 38,130.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,541.12 : 143,311.48 = 25,420.43 : x
  2. Step 2: Convert to fraction form
    95,541.12/143,311.48 = 25,420.43/x
  3. Step 3: Cross multiply
    95,541.12x = 143,311.48 × 25,420.43
  4. Step 4: Simplify right side
    95,541.12x = 3,643,039,740.26
  5. Step 5: Solve for x
    x = 3,643,039,740.26/95,541.12
  6. Step 6: Final answer
    x = 38,130.59

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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.