Home / 89,447.44-123,342.90-75,097.39

Finding the Fourth Proportional to 89,447.44, 123,342.90 and 75,097.39

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Solution

The fourth proportional to 89,447.44, 123,342.90 and 75,097.39 is: 103,555.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,447.44 : 123,342.90 = 75,097.39 : x
  2. Step 2: Convert to fraction form
    89,447.44/123,342.90 = 75,097.39/x
  3. Step 3: Cross multiply
    89,447.44x = 123,342.90 × 75,097.39
  4. Step 4: Simplify right side
    89,447.44x = 9,262,729,865.03
  5. Step 5: Solve for x
    x = 9,262,729,865.03/89,447.44
  6. Step 6: Final answer
    x = 103,555.00

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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.