Home / 62,005.65-85,488.57-40,163.37

Finding the Fourth Proportional to 62,005.65, 85,488.57 and 40,163.37

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Solution

The fourth proportional to 62,005.65, 85,488.57 and 40,163.37 is: 55,374.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,005.65 : 85,488.57 = 40,163.37 : x
  2. Step 2: Convert to fraction form
    62,005.65/85,488.57 = 40,163.37/x
  3. Step 3: Cross multiply
    62,005.65x = 85,488.57 × 40,163.37
  4. Step 4: Simplify right side
    62,005.65x = 3,433,509,067.68
  5. Step 5: Solve for x
    x = 3,433,509,067.68/62,005.65
  6. Step 6: Final answer
    x = 55,374.13

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1.5x scale

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.