Home / 39,734.80-59,543.87-19,986.19

Finding the Fourth Proportional to 39,734.80, 59,543.87 and 19,986.19

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Solution

The fourth proportional to 39,734.80, 59,543.87 and 19,986.19 is: 29,949.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,734.80 : 59,543.87 = 19,986.19 : x
  2. Step 2: Convert to fraction form
    39,734.80/59,543.87 = 19,986.19/x
  3. Step 3: Cross multiply
    39,734.80x = 59,543.87 × 19,986.19
  4. Step 4: Simplify right side
    39,734.80x = 1,190,055,099.16
  5. Step 5: Solve for x
    x = 1,190,055,099.16/39,734.80
  6. Step 6: Final answer
    x = 29,949.95

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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.