Home / 88,370.56-121,949.40-48,084.42

Finding the Fourth Proportional to 88,370.56, 121,949.40 and 48,084.42

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Solution

The fourth proportional to 88,370.56, 121,949.40 and 48,084.42 is: 66,355.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,370.56 : 121,949.40 = 48,084.42 : x
  2. Step 2: Convert to fraction form
    88,370.56/121,949.40 = 48,084.42/x
  3. Step 3: Cross multiply
    88,370.56x = 121,949.40 × 48,084.42
  4. Step 4: Simplify right side
    88,370.56x = 5,863,866,364.01
  5. Step 5: Solve for x
    x = 5,863,866,364.01/88,370.56
  6. Step 6: Final answer
    x = 66,355.43

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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.