Home / 65,935.80-98,787.78-55,474.74

Finding the Fourth Proportional to 65,935.80, 98,787.78 and 55,474.74

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Solution

The fourth proportional to 65,935.80, 98,787.78 and 55,474.74 is: 83,114.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,935.80 : 98,787.78 = 55,474.74 : x
  2. Step 2: Convert to fraction form
    65,935.80/98,787.78 = 55,474.74/x
  3. Step 3: Cross multiply
    65,935.80x = 98,787.78 × 55,474.74
  4. Step 4: Simplify right side
    65,935.80x = 5,480,226,410.68
  5. Step 5: Solve for x
    x = 5,480,226,410.68/65,935.80
  6. Step 6: Final answer
    x = 83,114.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.