Home / 61,625.18-92,437.76-20,072.18

Finding the Fourth Proportional to 61,625.18, 92,437.76 and 20,072.18

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Solution

The fourth proportional to 61,625.18, 92,437.76 and 20,072.18 is: 30,108.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,625.18 : 92,437.76 = 20,072.18 : x
  2. Step 2: Convert to fraction form
    61,625.18/92,437.76 = 20,072.18/x
  3. Step 3: Cross multiply
    61,625.18x = 92,437.76 × 20,072.18
  4. Step 4: Simplify right side
    61,625.18x = 1,855,427,357.52
  5. Step 5: Solve for x
    x = 1,855,427,357.52/61,625.18
  6. Step 6: Final answer
    x = 30,108.27

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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.