Home / 69,332.08-103,935.12-36,013.12

Finding the Fourth Proportional to 69,332.08, 103,935.12 and 36,013.12

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Solution

The fourth proportional to 69,332.08, 103,935.12 and 36,013.12 is: 53,986.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,332.08 : 103,935.12 = 36,013.12 : x
  2. Step 2: Convert to fraction form
    69,332.08/103,935.12 = 36,013.12/x
  3. Step 3: Cross multiply
    69,332.08x = 103,935.12 × 36,013.12
  4. Step 4: Simplify right side
    69,332.08x = 3,743,027,948.77
  5. Step 5: Solve for x
    x = 3,743,027,948.77/69,332.08
  6. Step 6: Final answer
    x = 53,986.96

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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.