Home / 108,974.16-163,464.90-29,012.16

Finding the Fourth Proportional to 108,974.16, 163,464.90 and 29,012.16

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Solution

The fourth proportional to 108,974.16, 163,464.90 and 29,012.16 is: 43,519.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,974.16 : 163,464.90 = 29,012.16 : x
  2. Step 2: Convert to fraction form
    108,974.16/163,464.90 = 29,012.16/x
  3. Step 3: Cross multiply
    108,974.16x = 163,464.90 × 29,012.16
  4. Step 4: Simplify right side
    108,974.16x = 4,742,469,833.18
  5. Step 5: Solve for x
    x = 4,742,469,833.18/108,974.16
  6. Step 6: Final answer
    x = 43,519.21

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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.