Home / 88,310.05-121,868.69-48,024.20

Finding the Fourth Proportional to 88,310.05, 121,868.69 and 48,024.20

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Solution

The fourth proportional to 88,310.05, 121,868.69 and 48,024.20 is: 66,273.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,310.05 : 121,868.69 = 48,024.20 : x
  2. Step 2: Convert to fraction form
    88,310.05/121,868.69 = 48,024.20/x
  3. Step 3: Cross multiply
    88,310.05x = 121,868.69 × 48,024.20
  4. Step 4: Simplify right side
    88,310.05x = 5,852,645,492.83
  5. Step 5: Solve for x
    x = 5,852,645,492.83/88,310.05
  6. Step 6: Final answer
    x = 66,273.83

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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.