Home / 205,831.56-308,704.14-58,053

Finding the Fourth Proportional to 205,831.56, 308,704.14 and 58,053

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Solution

The fourth proportional to 205,831.56, 308,704.14 and 58,053 is: 87,067.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,831.56 : 308,704.14 = 58,053 : x
  2. Step 2: Convert to fraction form
    205,831.56/308,704.14 = 58,053/x
  3. Step 3: Cross multiply
    205,831.56x = 308,704.14 × 58,053
  4. Step 4: Simplify right side
    205,831.56x = 17,921,201,439.42
  5. Step 5: Solve for x
    x = 17,921,201,439.42/205,831.56
  6. Step 6: Final answer
    x = 87,067.32

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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.