Home / 57,004.16-85,499.84-15,454.40

Finding the Fourth Proportional to 57,004.16, 85,499.84 and 15,454.40

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Solution

The fourth proportional to 57,004.16, 85,499.84 and 15,454.40 is: 23,179.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,004.16 : 85,499.84 = 15,454.40 : x
  2. Step 2: Convert to fraction form
    57,004.16/85,499.84 = 15,454.40/x
  3. Step 3: Cross multiply
    57,004.16x = 85,499.84 × 15,454.40
  4. Step 4: Simplify right side
    57,004.16x = 1,321,348,727.30
  5. Step 5: Solve for x
    x = 1,321,348,727.30/57,004.16
  6. Step 6: Final answer
    x = 23,179.86

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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.