Home / 65,963.07-98,979.30-35,998.74

Finding the Fourth Proportional to 65,963.07, 98,979.30 and 35,998.74

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Solution

The fourth proportional to 65,963.07, 98,979.30 and 35,998.74 is: 54,017.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,963.07 : 98,979.30 = 35,998.74 : x
  2. Step 2: Convert to fraction form
    65,963.07/98,979.30 = 35,998.74/x
  3. Step 3: Cross multiply
    65,963.07x = 98,979.30 × 35,998.74
  4. Step 4: Simplify right side
    65,963.07x = 3,563,130,086.08
  5. Step 5: Solve for x
    x = 3,563,130,086.08/65,963.07
  6. Step 6: Final answer
    x = 54,017.04

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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.