Home / 49,437.75-68,224.11-28,216.56

Finding the Fourth Proportional to 49,437.75, 68,224.11 and 28,216.56

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Solution

The fourth proportional to 49,437.75, 68,224.11 and 28,216.56 is: 38,938.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,437.75 : 68,224.11 = 28,216.56 : x
  2. Step 2: Convert to fraction form
    49,437.75/68,224.11 = 28,216.56/x
  3. Step 3: Cross multiply
    49,437.75x = 68,224.11 × 28,216.56
  4. Step 4: Simplify right side
    49,437.75x = 1,925,049,693.26
  5. Step 5: Solve for x
    x = 1,925,049,693.26/49,437.75
  6. Step 6: Final answer
    x = 38,938.86

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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.