Home / 108,012.94-162,018.96-29,135.14

Finding the Fourth Proportional to 108,012.94, 162,018.96 and 29,135.14

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Solution

The fourth proportional to 108,012.94, 162,018.96 and 29,135.14 is: 43,702.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,012.94 : 162,018.96 = 29,135.14 : x
  2. Step 2: Convert to fraction form
    108,012.94/162,018.96 = 29,135.14/x
  3. Step 3: Cross multiply
    108,012.94x = 162,018.96 × 29,135.14
  4. Step 4: Simplify right side
    108,012.94x = 4,720,445,082.25
  5. Step 5: Solve for x
    x = 4,720,445,082.25/108,012.94
  6. Step 6: Final answer
    x = 43,702.59

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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.