Home / 108,785.27-163,179.70-29,899.01

Finding the Fourth Proportional to 108,785.27, 163,179.70 and 29,899.01

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Solution

The fourth proportional to 108,785.27, 163,179.70 and 29,899.01 is: 44,849.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,785.27 : 163,179.70 = 29,899.01 : x
  2. Step 2: Convert to fraction form
    108,785.27/163,179.70 = 29,899.01/x
  3. Step 3: Cross multiply
    108,785.27x = 163,179.70 × 29,899.01
  4. Step 4: Simplify right side
    108,785.27x = 4,878,910,591.45
  5. Step 5: Solve for x
    x = 4,878,910,591.45/108,785.27
  6. Step 6: Final answer
    x = 44,849.00

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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.