Home / 50,315.91-69,437.60-27,655.70

Finding the Fourth Proportional to 50,315.91, 69,437.60 and 27,655.70

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Solution

The fourth proportional to 50,315.91, 69,437.60 and 27,655.70 is: 38,165.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,315.91 : 69,437.60 = 27,655.70 : x
  2. Step 2: Convert to fraction form
    50,315.91/69,437.60 = 27,655.70/x
  3. Step 3: Cross multiply
    50,315.91x = 69,437.60 × 27,655.70
  4. Step 4: Simplify right side
    50,315.91x = 1,920,345,794.01
  5. Step 5: Solve for x
    x = 1,920,345,794.01/50,315.91
  6. Step 6: Final answer
    x = 38,165.78

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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.