Home / 61,731.26-92,587.40-19,605.89

Finding the Fourth Proportional to 61,731.26, 92,587.40 and 19,605.89

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Solution

The fourth proportional to 61,731.26, 92,587.40 and 19,605.89 is: 29,405.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,731.26 : 92,587.40 = 19,605.89 : x
  2. Step 2: Convert to fraction form
    61,731.26/92,587.40 = 19,605.89/x
  3. Step 3: Cross multiply
    61,731.26x = 92,587.40 × 19,605.89
  4. Step 4: Simplify right side
    61,731.26x = 1,815,257,916.85
  5. Step 5: Solve for x
    x = 1,815,257,916.85/61,731.26
  6. Step 6: Final answer
    x = 29,405.82

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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.