Home / 52,761.40-79,118.94-15,816.76

Finding the Fourth Proportional to 52,761.40, 79,118.94 and 15,816.76

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Solution

The fourth proportional to 52,761.40, 79,118.94 and 15,816.76 is: 23,718.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,761.40 : 79,118.94 = 15,816.76 : x
  2. Step 2: Convert to fraction form
    52,761.40/79,118.94 = 15,816.76/x
  3. Step 3: Cross multiply
    52,761.40x = 79,118.94 × 15,816.76
  4. Step 4: Simplify right side
    52,761.40x = 1,251,405,285.43
  5. Step 5: Solve for x
    x = 1,251,405,285.43/52,761.40
  6. Step 6: Final answer
    x = 23,718.20

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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.