Home / 54,322.24-81,250.08-48,360.64

Finding the Fourth Proportional to 54,322.24, 81,250.08 and 48,360.64

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Solution

The fourth proportional to 54,322.24, 81,250.08 and 48,360.64 is: 72,333.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,322.24 : 81,250.08 = 48,360.64 : x
  2. Step 2: Convert to fraction form
    54,322.24/81,250.08 = 48,360.64/x
  3. Step 3: Cross multiply
    54,322.24x = 81,250.08 × 48,360.64
  4. Step 4: Simplify right side
    54,322.24x = 3,929,305,868.85
  5. Step 5: Solve for x
    x = 3,929,305,868.85/54,322.24
  6. Step 6: Final answer
    x = 72,333.28

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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.