Home / 51,376.72-77,055.36-16,316.68

Finding the Fourth Proportional to 51,376.72, 77,055.36 and 16,316.68

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Solution

The fourth proportional to 51,376.72, 77,055.36 and 16,316.68 is: 24,471.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,376.72 : 77,055.36 = 16,316.68 : x
  2. Step 2: Convert to fraction form
    51,376.72/77,055.36 = 16,316.68/x
  3. Step 3: Cross multiply
    51,376.72x = 77,055.36 × 16,316.68
  4. Step 4: Simplify right side
    51,376.72x = 1,257,287,651.40
  5. Step 5: Solve for x
    x = 1,257,287,651.40/51,376.72
  6. Step 6: Final answer
    x = 24,471.93

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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.