Home / 51,619.68-77,436.72-16,570.08

Finding the Fourth Proportional to 51,619.68, 77,436.72 and 16,570.08

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Solution

The fourth proportional to 51,619.68, 77,436.72 and 16,570.08 is: 24,857.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,619.68 : 77,436.72 = 16,570.08 : x
  2. Step 2: Convert to fraction form
    51,619.68/77,436.72 = 16,570.08/x
  3. Step 3: Cross multiply
    51,619.68x = 77,436.72 × 16,570.08
  4. Step 4: Simplify right side
    51,619.68x = 1,283,132,645.34
  5. Step 5: Solve for x
    x = 1,283,132,645.34/51,619.68
  6. Step 6: Final answer
    x = 24,857.43

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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.