Home / 48,223.20-72,334.80-42,682.80

Finding the Fourth Proportional to 48,223.20, 72,334.80 and 42,682.80

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Solution

The fourth proportional to 48,223.20, 72,334.80 and 42,682.80 is: 64,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,223.20 : 72,334.80 = 42,682.80 : x
  2. Step 2: Convert to fraction form
    48,223.20/72,334.80 = 42,682.80/x
  3. Step 3: Cross multiply
    48,223.20x = 72,334.80 × 42,682.80
  4. Step 4: Simplify right side
    48,223.20x = 3,087,451,801.44
  5. Step 5: Solve for x
    x = 3,087,451,801.44/48,223.20
  6. Step 6: Final answer
    x = 64,024.20

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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.