Home / 62,758.24-86,618.64-38,895.52

Finding the Fourth Proportional to 62,758.24, 86,618.64 and 38,895.52

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Solution

The fourth proportional to 62,758.24, 86,618.64 and 38,895.52 is: 53,683.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,758.24 : 86,618.64 = 38,895.52 : x
  2. Step 2: Convert to fraction form
    62,758.24/86,618.64 = 38,895.52/x
  3. Step 3: Cross multiply
    62,758.24x = 86,618.64 × 38,895.52
  4. Step 4: Simplify right side
    62,758.24x = 3,369,077,044.49
  5. Step 5: Solve for x
    x = 3,369,077,044.49/62,758.24
  6. Step 6: Final answer
    x = 53,683.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.