Home / 78,899.93-108,882.65-44,906.75

Finding the Fourth Proportional to 78,899.93, 108,882.65 and 44,906.75

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Solution

The fourth proportional to 78,899.93, 108,882.65 and 44,906.75 is: 61,971.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,899.93 : 108,882.65 = 44,906.75 : x
  2. Step 2: Convert to fraction form
    78,899.93/108,882.65 = 44,906.75/x
  3. Step 3: Cross multiply
    78,899.93x = 108,882.65 × 44,906.75
  4. Step 4: Simplify right side
    78,899.93x = 4,889,565,942.89
  5. Step 5: Solve for x
    x = 4,889,565,942.89/78,899.93
  6. Step 6: Final answer
    x = 61,971.74

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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.