Home / 108,867.33-163,356.48-49,695.21

Finding the Fourth Proportional to 108,867.33, 163,356.48 and 49,695.21

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Solution

The fourth proportional to 108,867.33, 163,356.48 and 49,695.21 is: 74,568.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,867.33 : 163,356.48 = 49,695.21 : x
  2. Step 2: Convert to fraction form
    108,867.33/163,356.48 = 49,695.21/x
  3. Step 3: Cross multiply
    108,867.33x = 163,356.48 × 49,695.21
  4. Step 4: Simplify right side
    108,867.33x = 8,118,034,578.46
  5. Step 5: Solve for x
    x = 8,118,034,578.46/108,867.33
  6. Step 6: Final answer
    x = 74,568.14

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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.