Home / 117,654.02-162,366.66-63,943.10

Finding the Fourth Proportional to 117,654.02, 162,366.66 and 63,943.10

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Solution

The fourth proportional to 117,654.02, 162,366.66 and 63,943.10 is: 88,243.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,654.02 : 162,366.66 = 63,943.10 : x
  2. Step 2: Convert to fraction form
    117,654.02/162,366.66 = 63,943.10/x
  3. Step 3: Cross multiply
    117,654.02x = 162,366.66 × 63,943.10
  4. Step 4: Simplify right side
    117,654.02x = 10,382,227,577.05
  5. Step 5: Solve for x
    x = 10,382,227,577.05/117,654.02
  6. Step 6: Final answer
    x = 88,243.71

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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.