Home / 108,730.40-163,078.14-29,826.20

Finding the Fourth Proportional to 108,730.40, 163,078.14 and 29,826.20

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Solution

The fourth proportional to 108,730.40, 163,078.14 and 29,826.20 is: 44,734.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,730.40 : 163,078.14 = 29,826.20 : x
  2. Step 2: Convert to fraction form
    108,730.40/163,078.14 = 29,826.20/x
  3. Step 3: Cross multiply
    108,730.40x = 163,078.14 × 29,826.20
  4. Step 4: Simplify right side
    108,730.40x = 4,864,001,219.27
  5. Step 5: Solve for x
    x = 4,864,001,219.27/108,730.40
  6. Step 6: Final answer
    x = 44,734.51

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1.5x scale

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.