Home / 42,375.60-58,478.36-23,512.73

Finding the Fourth Proportional to 42,375.60, 58,478.36 and 23,512.73

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Solution

The fourth proportional to 42,375.60, 58,478.36 and 23,512.73 is: 32,447.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,375.60 : 58,478.36 = 23,512.73 : x
  2. Step 2: Convert to fraction form
    42,375.60/58,478.36 = 23,512.73/x
  3. Step 3: Cross multiply
    42,375.60x = 58,478.36 × 23,512.73
  4. Step 4: Simplify right side
    42,375.60x = 1,374,985,479.57
  5. Step 5: Solve for x
    x = 1,374,985,479.57/42,375.60
  6. Step 6: Final answer
    x = 32,447.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.