Home / 54,280.89-81,546.08-38,525.04

Finding the Fourth Proportional to 54,280.89, 81,546.08 and 38,525.04

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Solution

The fourth proportional to 54,280.89, 81,546.08 and 38,525.04 is: 57,876.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,280.89 : 81,546.08 = 38,525.04 : x
  2. Step 2: Convert to fraction form
    54,280.89/81,546.08 = 38,525.04/x
  3. Step 3: Cross multiply
    54,280.89x = 81,546.08 × 38,525.04
  4. Step 4: Simplify right side
    54,280.89x = 3,141,565,801.22
  5. Step 5: Solve for x
    x = 3,141,565,801.22/54,280.89
  6. Step 6: Final answer
    x = 57,876.09

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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.