Home / 69,422.17-104,133.59-16,831.65

Finding the Fourth Proportional to 69,422.17, 104,133.59 and 16,831.65

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Solution

The fourth proportional to 69,422.17, 104,133.59 and 16,831.65 is: 25,247.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,422.17 : 104,133.59 = 16,831.65 : x
  2. Step 2: Convert to fraction form
    69,422.17/104,133.59 = 16,831.65/x
  3. Step 3: Cross multiply
    69,422.17x = 104,133.59 × 16,831.65
  4. Step 4: Simplify right side
    69,422.17x = 1,752,740,140.12
  5. Step 5: Solve for x
    x = 1,752,740,140.12/69,422.17
  6. Step 6: Final answer
    x = 25,247.56

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1.5x scale

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.