Home / 108,785.60-163,152.48-29,905.76

Finding the Fourth Proportional to 108,785.60, 163,152.48 and 29,905.76

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Solution

The fourth proportional to 108,785.60, 163,152.48 and 29,905.76 is: 44,851.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,785.60 : 163,152.48 = 29,905.76 : x
  2. Step 2: Convert to fraction form
    108,785.60/163,152.48 = 29,905.76/x
  3. Step 3: Cross multiply
    108,785.60x = 163,152.48 × 29,905.76
  4. Step 4: Simplify right side
    108,785.60x = 4,879,198,910.28
  5. Step 5: Solve for x
    x = 4,879,198,910.28/108,785.60
  6. Step 6: Final answer
    x = 44,851.51

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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.