Home / 61,508.45-92,266.11-19,389.66

Finding the Fourth Proportional to 61,508.45, 92,266.11 and 19,389.66

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Solution

The fourth proportional to 61,508.45, 92,266.11 and 19,389.66 is: 29,085.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,508.45 : 92,266.11 = 19,389.66 : x
  2. Step 2: Convert to fraction form
    61,508.45/92,266.11 = 19,389.66/x
  3. Step 3: Cross multiply
    61,508.45x = 92,266.11 × 19,389.66
  4. Step 4: Simplify right side
    61,508.45x = 1,789,008,502.42
  5. Step 5: Solve for x
    x = 1,789,008,502.42/61,508.45
  6. Step 6: Final answer
    x = 29,085.58

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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.