Home / 51,751.68-77,637.42-16,681.92

Finding the Fourth Proportional to 51,751.68, 77,637.42 and 16,681.92

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Solution

The fourth proportional to 51,751.68, 77,637.42 and 16,681.92 is: 25,026.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,751.68 : 77,637.42 = 16,681.92 : x
  2. Step 2: Convert to fraction form
    51,751.68/77,637.42 = 16,681.92/x
  3. Step 3: Cross multiply
    51,751.68x = 77,637.42 × 16,681.92
  4. Step 4: Simplify right side
    51,751.68x = 1,295,141,229.45
  5. Step 5: Solve for x
    x = 1,295,141,229.45/51,751.68
  6. Step 6: Final answer
    x = 25,026.07

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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.