Home / 48,150.48-66,419.82-29,017.20

Finding the Fourth Proportional to 48,150.48, 66,419.82 and 29,017.20

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Solution

The fourth proportional to 48,150.48, 66,419.82 and 29,017.20 is: 40,026.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,150.48 : 66,419.82 = 29,017.20 : x
  2. Step 2: Convert to fraction form
    48,150.48/66,419.82 = 29,017.20/x
  3. Step 3: Cross multiply
    48,150.48x = 66,419.82 × 29,017.20
  4. Step 4: Simplify right side
    48,150.48x = 1,927,317,200.90
  5. Step 5: Solve for x
    x = 1,927,317,200.90/48,150.48
  6. Step 6: Final answer
    x = 40,026.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.