Home / 48,801.56-67,350.49-30,664.85

Finding the Fourth Proportional to 48,801.56, 67,350.49 and 30,664.85

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Solution

The fourth proportional to 48,801.56, 67,350.49 and 30,664.85 is: 42,320.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,801.56 : 67,350.49 = 30,664.85 : x
  2. Step 2: Convert to fraction form
    48,801.56/67,350.49 = 30,664.85/x
  3. Step 3: Cross multiply
    48,801.56x = 67,350.49 × 30,664.85
  4. Step 4: Simplify right side
    48,801.56x = 2,065,292,259.86
  5. Step 5: Solve for x
    x = 2,065,292,259.86/48,801.56
  6. Step 6: Final answer
    x = 42,320.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.