Home / 51,672.69-77,526.29-20,083.77

Finding the Fourth Proportional to 51,672.69, 77,526.29 and 20,083.77

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Solution

The fourth proportional to 51,672.69, 77,526.29 and 20,083.77 is: 30,132.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,672.69 : 77,526.29 = 20,083.77 : x
  2. Step 2: Convert to fraction form
    51,672.69/77,526.29 = 20,083.77/x
  3. Step 3: Cross multiply
    51,672.69x = 77,526.29 × 20,083.77
  4. Step 4: Simplify right side
    51,672.69x = 1,557,019,689.26
  5. Step 5: Solve for x
    x = 1,557,019,689.26/51,672.69
  6. Step 6: Final answer
    x = 30,132.35

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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.