Home / 69,081.47-95,325.68-38,866.16

Finding the Fourth Proportional to 69,081.47, 95,325.68 and 38,866.16

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Solution

The fourth proportional to 69,081.47, 95,325.68 and 38,866.16 is: 53,631.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,081.47 : 95,325.68 = 38,866.16 : x
  2. Step 2: Convert to fraction form
    69,081.47/95,325.68 = 38,866.16/x
  3. Step 3: Cross multiply
    69,081.47x = 95,325.68 × 38,866.16
  4. Step 4: Simplify right side
    69,081.47x = 3,704,942,460.03
  5. Step 5: Solve for x
    x = 3,704,942,460.03/69,081.47
  6. Step 6: Final answer
    x = 53,631.50

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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.