Home / 38,293.40-57,440.10-35,528.60

Finding the Fourth Proportional to 38,293.40, 57,440.10 and 35,528.60

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Solution

The fourth proportional to 38,293.40, 57,440.10 and 35,528.60 is: 53,292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,293.40 : 57,440.10 = 35,528.60 : x
  2. Step 2: Convert to fraction form
    38,293.40/57,440.10 = 35,528.60/x
  3. Step 3: Cross multiply
    38,293.40x = 57,440.10 × 35,528.60
  4. Step 4: Simplify right side
    38,293.40x = 2,040,766,336.86
  5. Step 5: Solve for x
    x = 2,040,766,336.86/38,293.40
  6. Step 6: Final answer
    x = 53,292.90

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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.