Home / 240,831.74-332,187.62-154,899.47

Finding the Fourth Proportional to 240,831.74, 332,187.62 and 154,899.47

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Solution

The fourth proportional to 240,831.74, 332,187.62 and 154,899.47 is: 213,658.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,831.74 : 332,187.62 = 154,899.47 : x
  2. Step 2: Convert to fraction form
    240,831.74/332,187.62 = 154,899.47/x
  3. Step 3: Cross multiply
    240,831.74x = 332,187.62 × 154,899.47
  4. Step 4: Simplify right side
    240,831.74x = 51,455,683,843.13
  5. Step 5: Solve for x
    x = 51,455,683,843.13/240,831.74
  6. Step 6: Final answer
    x = 213,658.23

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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.