Home / 51,376.16-77,073.20-16,316.96

Finding the Fourth Proportional to 51,376.16, 77,073.20 and 16,316.96

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Solution

The fourth proportional to 51,376.16, 77,073.20 and 16,316.96 is: 24,478.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,376.16 : 77,073.20 = 16,316.96 : x
  2. Step 2: Convert to fraction form
    51,376.16/77,073.20 = 16,316.96/x
  3. Step 3: Cross multiply
    51,376.16x = 77,073.20 × 16,316.96
  4. Step 4: Simplify right side
    51,376.16x = 1,257,600,321.47
  5. Step 5: Solve for x
    x = 1,257,600,321.47/51,376.16
  6. Step 6: Final answer
    x = 24,478.29

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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.