Home / 50,687.20-69,945.51-28,024.83

Finding the Fourth Proportional to 50,687.20, 69,945.51 and 28,024.83

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Solution

The fourth proportional to 50,687.20, 69,945.51 and 28,024.83 is: 38,672.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,687.20 : 69,945.51 = 28,024.83 : x
  2. Step 2: Convert to fraction form
    50,687.20/69,945.51 = 28,024.83/x
  3. Step 3: Cross multiply
    50,687.20x = 69,945.51 × 28,024.83
  4. Step 4: Simplify right side
    50,687.20x = 1,960,210,984.40
  5. Step 5: Solve for x
    x = 1,960,210,984.40/50,687.20
  6. Step 6: Final answer
    x = 38,672.70

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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.