Home / 48,142.16-72,164.02-16,542.75

Finding the Fourth Proportional to 48,142.16, 72,164.02 and 16,542.75

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Solution

The fourth proportional to 48,142.16, 72,164.02 and 16,542.75 is: 24,797.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,142.16 : 72,164.02 = 16,542.75 : x
  2. Step 2: Convert to fraction form
    48,142.16/72,164.02 = 16,542.75/x
  3. Step 3: Cross multiply
    48,142.16x = 72,164.02 × 16,542.75
  4. Step 4: Simplify right side
    48,142.16x = 1,193,791,341.86
  5. Step 5: Solve for x
    x = 1,193,791,341.86/48,142.16
  6. Step 6: Final answer
    x = 24,797.21

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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.