Home / 48,317.40-72,621.90-41,902.20

Finding the Fourth Proportional to 48,317.40, 72,621.90 and 41,902.20

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Solution

The fourth proportional to 48,317.40, 72,621.90 and 41,902.20 is: 62,979.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,317.40 : 72,621.90 = 41,902.20 : x
  2. Step 2: Convert to fraction form
    48,317.40/72,621.90 = 41,902.20/x
  3. Step 3: Cross multiply
    48,317.40x = 72,621.90 × 41,902.20
  4. Step 4: Simplify right side
    48,317.40x = 3,043,017,378.18
  5. Step 5: Solve for x
    x = 3,043,017,378.18/48,317.40
  6. Step 6: Final answer
    x = 62,979.74

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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.