Home / 65,364.01-98,062.36-18,616.88

Finding the Fourth Proportional to 65,364.01, 98,062.36 and 18,616.88

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Solution

The fourth proportional to 65,364.01, 98,062.36 and 18,616.88 is: 27,929.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,364.01 : 98,062.36 = 18,616.88 : x
  2. Step 2: Convert to fraction form
    65,364.01/98,062.36 = 18,616.88/x
  3. Step 3: Cross multiply
    65,364.01x = 98,062.36 × 18,616.88
  4. Step 4: Simplify right side
    65,364.01x = 1,825,615,387.25
  5. Step 5: Solve for x
    x = 1,825,615,387.25/65,364.01
  6. Step 6: Final answer
    x = 27,929.98

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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.