Home / 108,734.40-163,084.14-29,830.20

Finding the Fourth Proportional to 108,734.40, 163,084.14 and 29,830.20

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Solution

The fourth proportional to 108,734.40, 163,084.14 and 29,830.20 is: 44,740.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,734.40 : 163,084.14 = 29,830.20 : x
  2. Step 2: Convert to fraction form
    108,734.40/163,084.14 = 29,830.20/x
  3. Step 3: Cross multiply
    108,734.40x = 163,084.14 × 29,830.20
  4. Step 4: Simplify right side
    108,734.40x = 4,864,832,513.03
  5. Step 5: Solve for x
    x = 4,864,832,513.03/108,734.40
  6. Step 6: Final answer
    x = 44,740.51

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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.