Home / 215,831.54-297,851.22-119,046.51

Finding the Fourth Proportional to 215,831.54, 297,851.22 and 119,046.51

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Solution

The fourth proportional to 215,831.54, 297,851.22 and 119,046.51 is: 164,286.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,831.54 : 297,851.22 = 119,046.51 : x
  2. Step 2: Convert to fraction form
    215,831.54/297,851.22 = 119,046.51/x
  3. Step 3: Cross multiply
    215,831.54x = 297,851.22 × 119,046.51
  4. Step 4: Simplify right side
    215,831.54x = 35,458,148,240.24
  5. Step 5: Solve for x
    x = 35,458,148,240.24/215,831.54
  6. Step 6: Final answer
    x = 164,286.23

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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.