Home / 51,652.40-77,478.53-16,616.66

Finding the Fourth Proportional to 51,652.40, 77,478.53 and 16,616.66

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Solution

The fourth proportional to 51,652.40, 77,478.53 and 16,616.66 is: 24,924.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,652.40 : 77,478.53 = 16,616.66 : x
  2. Step 2: Convert to fraction form
    51,652.40/77,478.53 = 16,616.66/x
  3. Step 3: Cross multiply
    51,652.40x = 77,478.53 × 16,616.66
  4. Step 4: Simplify right side
    51,652.40x = 1,287,433,919.83
  5. Step 5: Solve for x
    x = 1,287,433,919.83/51,652.40
  6. Step 6: Final answer
    x = 24,924.96

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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.