Home / 38,659.40-57,989.10-25,526.60

Finding the Fourth Proportional to 38,659.40, 57,989.10 and 25,526.60

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Solution

The fourth proportional to 38,659.40, 57,989.10 and 25,526.60 is: 38,289.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,659.40 : 57,989.10 = 25,526.60 : x
  2. Step 2: Convert to fraction form
    38,659.40/57,989.10 = 25,526.60/x
  3. Step 3: Cross multiply
    38,659.40x = 57,989.10 × 25,526.60
  4. Step 4: Simplify right side
    38,659.40x = 1,480,264,560.06
  5. Step 5: Solve for x
    x = 1,480,264,560.06/38,659.40
  6. Step 6: Final answer
    x = 38,289.90

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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.