Home / 57,720.60-86,577.66-15,600.06

Finding the Fourth Proportional to 57,720.60, 86,577.66 and 15,600.06

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Solution

The fourth proportional to 57,720.60, 86,577.66 and 15,600.06 is: 23,399.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,720.60 : 86,577.66 = 15,600.06 : x
  2. Step 2: Convert to fraction form
    57,720.60/86,577.66 = 15,600.06/x
  3. Step 3: Cross multiply
    57,720.60x = 86,577.66 × 15,600.06
  4. Step 4: Simplify right side
    57,720.60x = 1,350,616,690.66
  5. Step 5: Solve for x
    x = 1,350,616,690.66/57,720.60
  6. Step 6: Final answer
    x = 23,399.21

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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.