Home / 104,542.38-144,268.09-59,220.18

Finding the Fourth Proportional to 104,542.38, 144,268.09 and 59,220.18

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Solution

The fourth proportional to 104,542.38, 144,268.09 and 59,220.18 is: 81,723.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,542.38 : 144,268.09 = 59,220.18 : x
  2. Step 2: Convert to fraction form
    104,542.38/144,268.09 = 59,220.18/x
  3. Step 3: Cross multiply
    104,542.38x = 144,268.09 × 59,220.18
  4. Step 4: Simplify right side
    104,542.38x = 8,543,582,110.01
  5. Step 5: Solve for x
    x = 8,543,582,110.01/104,542.38
  6. Step 6: Final answer
    x = 81,723.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.