Home / 48,396.24-72,878.62-42,229.80

Finding the Fourth Proportional to 48,396.24, 72,878.62 and 42,229.80

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Solution

The fourth proportional to 48,396.24, 72,878.62 and 42,229.80 is: 63,592.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,396.24 : 72,878.62 = 42,229.80 : x
  2. Step 2: Convert to fraction form
    48,396.24/72,878.62 = 42,229.80/x
  3. Step 3: Cross multiply
    48,396.24x = 72,878.62 × 42,229.80
  4. Step 4: Simplify right side
    48,396.24x = 3,077,649,546.88
  5. Step 5: Solve for x
    x = 3,077,649,546.88/48,396.24
  6. Step 6: Final answer
    x = 63,592.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.