Home / 39,800.79-59,651.98-20,084.99

Finding the Fourth Proportional to 39,800.79, 59,651.98 and 20,084.99

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Solution

The fourth proportional to 39,800.79, 59,651.98 and 20,084.99 is: 30,102.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,800.79 : 59,651.98 = 20,084.99 : x
  2. Step 2: Convert to fraction form
    39,800.79/59,651.98 = 20,084.99/x
  3. Step 3: Cross multiply
    39,800.79x = 59,651.98 × 20,084.99
  4. Step 4: Simplify right side
    39,800.79x = 1,198,109,073.31
  5. Step 5: Solve for x
    x = 1,198,109,073.31/39,800.79
  6. Step 6: Final answer
    x = 30,102.65

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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.