Home / 52,471.06-78,717.80-16,934.41

Finding the Fourth Proportional to 52,471.06, 78,717.80 and 16,934.41

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Solution

The fourth proportional to 52,471.06, 78,717.80 and 16,934.41 is: 25,405.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,471.06 : 78,717.80 = 16,934.41 : x
  2. Step 2: Convert to fraction form
    52,471.06/78,717.80 = 16,934.41/x
  3. Step 3: Cross multiply
    52,471.06x = 78,717.80 × 16,934.41
  4. Step 4: Simplify right side
    52,471.06x = 1,333,039,499.50
  5. Step 5: Solve for x
    x = 1,333,039,499.50/52,471.06
  6. Step 6: Final answer
    x = 25,405.23

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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.