Home / 82,035.36-123,059.07-29,445.30

Finding the Fourth Proportional to 82,035.36, 123,059.07 and 29,445.30

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Solution

The fourth proportional to 82,035.36, 123,059.07 and 29,445.30 is: 44,170.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,035.36 : 123,059.07 = 29,445.30 : x
  2. Step 2: Convert to fraction form
    82,035.36/123,059.07 = 29,445.30/x
  3. Step 3: Cross multiply
    82,035.36x = 123,059.07 × 29,445.30
  4. Step 4: Simplify right side
    82,035.36x = 3,623,511,233.87
  5. Step 5: Solve for x
    x = 3,623,511,233.87/82,035.36
  6. Step 6: Final answer
    x = 44,170.11

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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.