Home / 64,686.97-89,191.61-44,278.86

Finding the Fourth Proportional to 64,686.97, 89,191.61 and 44,278.86

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Solution

The fourth proportional to 64,686.97, 89,191.61 and 44,278.86 is: 61,052.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,686.97 : 89,191.61 = 44,278.86 : x
  2. Step 2: Convert to fraction form
    64,686.97/89,191.61 = 44,278.86/x
  3. Step 3: Cross multiply
    64,686.97x = 89,191.61 × 44,278.86
  4. Step 4: Simplify right side
    64,686.97x = 3,949,303,257.53
  5. Step 5: Solve for x
    x = 3,949,303,257.53/64,686.97
  6. Step 6: Final answer
    x = 61,052.53

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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.