Home / 50,280.95-69,387.64-27,620.53

Finding the Fourth Proportional to 50,280.95, 69,387.64 and 27,620.53

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Solution

The fourth proportional to 50,280.95, 69,387.64 and 27,620.53 is: 38,116.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,280.95 : 69,387.64 = 27,620.53 : x
  2. Step 2: Convert to fraction form
    50,280.95/69,387.64 = 27,620.53/x
  3. Step 3: Cross multiply
    50,280.95x = 69,387.64 × 27,620.53
  4. Step 4: Simplify right side
    50,280.95x = 1,916,523,149.73
  5. Step 5: Solve for x
    x = 1,916,523,149.73/50,280.95
  6. Step 6: Final answer
    x = 38,116.29

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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.