Home / 65,725.92-98,659.08-28,304.52

Finding the Fourth Proportional to 65,725.92, 98,659.08 and 28,304.52

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Solution

The fourth proportional to 65,725.92, 98,659.08 and 28,304.52 is: 42,487.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,725.92 : 98,659.08 = 28,304.52 : x
  2. Step 2: Convert to fraction form
    65,725.92/98,659.08 = 28,304.52/x
  3. Step 3: Cross multiply
    65,725.92x = 98,659.08 × 28,304.52
  4. Step 4: Simplify right side
    65,725.92x = 2,792,497,903.04
  5. Step 5: Solve for x
    x = 2,792,497,903.04/65,725.92
  6. Step 6: Final answer
    x = 42,487.01

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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.