Home / 42,278.96-58,348.92-23,419.76

Finding the Fourth Proportional to 42,278.96, 58,348.92 and 23,419.76

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Solution

The fourth proportional to 42,278.96, 58,348.92 and 23,419.76 is: 32,321.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,278.96 : 58,348.92 = 23,419.76 : x
  2. Step 2: Convert to fraction form
    42,278.96/58,348.92 = 23,419.76/x
  3. Step 3: Cross multiply
    42,278.96x = 58,348.92 × 23,419.76
  4. Step 4: Simplify right side
    42,278.96x = 1,366,517,702.66
  5. Step 5: Solve for x
    x = 1,366,517,702.66/42,278.96
  6. Step 6: Final answer
    x = 32,321.46

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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.