Home / 69,521.12-95,939.62-37,690.52

Finding the Fourth Proportional to 69,521.12, 95,939.62 and 37,690.52

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Solution

The fourth proportional to 69,521.12, 95,939.62 and 37,690.52 is: 52,013.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,521.12 : 95,939.62 = 37,690.52 : x
  2. Step 2: Convert to fraction form
    69,521.12/95,939.62 = 37,690.52/x
  3. Step 3: Cross multiply
    69,521.12x = 95,939.62 × 37,690.52
  4. Step 4: Simplify right side
    69,521.12x = 3,616,014,166.40
  5. Step 5: Solve for x
    x = 3,616,014,166.40/69,521.12
  6. Step 6: Final answer
    x = 52,013.17

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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.