Home / 69,470.24-95,868.80-37,640

Finding the Fourth Proportional to 69,470.24, 95,868.80 and 37,640

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Solution

The fourth proportional to 69,470.24, 95,868.80 and 37,640 is: 51,943.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,470.24 : 95,868.80 = 37,640 : x
  2. Step 2: Convert to fraction form
    69,470.24/95,868.80 = 37,640/x
  3. Step 3: Cross multiply
    69,470.24x = 95,868.80 × 37,640
  4. Step 4: Simplify right side
    69,470.24x = 3,608,501,632
  5. Step 5: Solve for x
    x = 3,608,501,632/69,470.24
  6. Step 6: Final answer
    x = 51,943.13

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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.