Home / 163,382.78-245,073.27-63,612.38

Finding the Fourth Proportional to 163,382.78, 245,073.27 and 63,612.38

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Solution

The fourth proportional to 163,382.78, 245,073.27 and 63,612.38 is: 95,418.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,382.78 : 245,073.27 = 63,612.38 : x
  2. Step 2: Convert to fraction form
    163,382.78/245,073.27 = 63,612.38/x
  3. Step 3: Cross multiply
    163,382.78x = 245,073.27 × 63,612.38
  4. Step 4: Simplify right side
    163,382.78x = 15,589,693,979.08
  5. Step 5: Solve for x
    x = 15,589,693,979.08/163,382.78
  6. Step 6: Final answer
    x = 95,418.22

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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.