Home / 32,079.92-47,781.59-30,640.73

Finding the Fourth Proportional to 32,079.92, 47,781.59 and 30,640.73

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Solution

The fourth proportional to 32,079.92, 47,781.59 and 30,640.73 is: 45,637.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,079.92 : 47,781.59 = 30,640.73 : x
  2. Step 2: Convert to fraction form
    32,079.92/47,781.59 = 30,640.73/x
  3. Step 3: Cross multiply
    32,079.92x = 47,781.59 × 30,640.73
  4. Step 4: Simplify right side
    32,079.92x = 1,464,062,406.05
  5. Step 5: Solve for x
    x = 1,464,062,406.05/32,079.92
  6. Step 6: Final answer
    x = 45,637.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.