Home / 61,717.55-92,576.31-21,727.11

Finding the Fourth Proportional to 61,717.55, 92,576.31 and 21,727.11

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Solution

The fourth proportional to 61,717.55, 92,576.31 and 21,727.11 is: 32,590.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,717.55 : 92,576.31 = 21,727.11 : x
  2. Step 2: Convert to fraction form
    61,717.55/92,576.31 = 21,727.11/x
  3. Step 3: Cross multiply
    61,717.55x = 92,576.31 × 21,727.11
  4. Step 4: Simplify right side
    61,717.55x = 2,011,415,670.76
  5. Step 5: Solve for x
    x = 2,011,415,670.76/61,717.55
  6. Step 6: Final answer
    x = 32,590.66

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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.