Home / 57,825.60-86,738.40-35,566.80

Finding the Fourth Proportional to 57,825.60, 86,738.40 and 35,566.80

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Solution

The fourth proportional to 57,825.60, 86,738.40 and 35,566.80 is: 53,350.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,825.60 : 86,738.40 = 35,566.80 : x
  2. Step 2: Convert to fraction form
    57,825.60/86,738.40 = 35,566.80/x
  3. Step 3: Cross multiply
    57,825.60x = 86,738.40 × 35,566.80
  4. Step 4: Simplify right side
    57,825.60x = 3,085,007,325.12
  5. Step 5: Solve for x
    x = 3,085,007,325.12/57,825.60
  6. Step 6: Final answer
    x = 53,350.20

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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.