Home / 53,892.12-80,806.28-18,340.60

Finding the Fourth Proportional to 53,892.12, 80,806.28 and 18,340.60

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Solution

The fourth proportional to 53,892.12, 80,806.28 and 18,340.60 is: 27,500.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,892.12 : 80,806.28 = 18,340.60 : x
  2. Step 2: Convert to fraction form
    53,892.12/80,806.28 = 18,340.60/x
  3. Step 3: Cross multiply
    53,892.12x = 80,806.28 × 18,340.60
  4. Step 4: Simplify right side
    53,892.12x = 1,482,035,658.97
  5. Step 5: Solve for x
    x = 1,482,035,658.97/53,892.12
  6. Step 6: Final answer
    x = 27,500.04

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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.