Home / 88,381.07-121,968.44-48,097.43

Finding the Fourth Proportional to 88,381.07, 121,968.44 and 48,097.43

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Solution

The fourth proportional to 88,381.07, 121,968.44 and 48,097.43 is: 66,375.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,381.07 : 121,968.44 = 48,097.43 : x
  2. Step 2: Convert to fraction form
    88,381.07/121,968.44 = 48,097.43/x
  3. Step 3: Cross multiply
    88,381.07x = 121,968.44 × 48,097.43
  4. Step 4: Simplify right side
    88,381.07x = 5,866,368,930.27
  5. Step 5: Solve for x
    x = 5,866,368,930.27/88,381.07
  6. Step 6: Final answer
    x = 66,375.85

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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.