Home / 52,808.90-79,217.50-15,369.48

Finding the Fourth Proportional to 52,808.90, 79,217.50 and 15,369.48

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Solution

The fourth proportional to 52,808.90, 79,217.50 and 15,369.48 is: 23,055.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,808.90 : 79,217.50 = 15,369.48 : x
  2. Step 2: Convert to fraction form
    52,808.90/79,217.50 = 15,369.48/x
  3. Step 3: Cross multiply
    52,808.90x = 79,217.50 × 15,369.48
  4. Step 4: Simplify right side
    52,808.90x = 1,217,531,781.90
  5. Step 5: Solve for x
    x = 1,217,531,781.90/52,808.90
  6. Step 6: Final answer
    x = 23,055.43

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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.