Home / 32,138.22-48,305.61-31,449.18

Finding the Fourth Proportional to 32,138.22, 48,305.61 and 31,449.18

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Solution

The fourth proportional to 32,138.22, 48,305.61 and 31,449.18 is: 47,269.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,138.22 : 48,305.61 = 31,449.18 : x
  2. Step 2: Convert to fraction form
    32,138.22/48,305.61 = 31,449.18/x
  3. Step 3: Cross multiply
    32,138.22x = 48,305.61 × 31,449.18
  4. Step 4: Simplify right side
    32,138.22x = 1,519,171,823.90
  5. Step 5: Solve for x
    x = 1,519,171,823.90/32,138.22
  6. Step 6: Final answer
    x = 47,269.94

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1.5x scale

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.