Home / 52,727.84-79,098.72-19,471.28

Finding the Fourth Proportional to 52,727.84, 79,098.72 and 19,471.28

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Solution

The fourth proportional to 52,727.84, 79,098.72 and 19,471.28 is: 29,209.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,727.84 : 79,098.72 = 19,471.28 : x
  2. Step 2: Convert to fraction form
    52,727.84/79,098.72 = 19,471.28/x
  3. Step 3: Cross multiply
    52,727.84x = 79,098.72 × 19,471.28
  4. Step 4: Simplify right side
    52,727.84x = 1,540,153,324.76
  5. Step 5: Solve for x
    x = 1,540,153,324.76/52,727.84
  6. Step 6: Final answer
    x = 29,209.49

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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.