Home / 74,716.97-103,091.54-42,444.54

Finding the Fourth Proportional to 74,716.97, 103,091.54 and 42,444.54

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Solution

The fourth proportional to 74,716.97, 103,091.54 and 42,444.54 is: 58,563.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,716.97 : 103,091.54 = 42,444.54 : x
  2. Step 2: Convert to fraction form
    74,716.97/103,091.54 = 42,444.54/x
  3. Step 3: Cross multiply
    74,716.97x = 103,091.54 × 42,444.54
  4. Step 4: Simplify right side
    74,716.97x = 4,375,672,780.97
  5. Step 5: Solve for x
    x = 4,375,672,780.97/74,716.97
  6. Step 6: Final answer
    x = 58,563.31

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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.