Home / 146,983.88-202,831.88-86,557.07

Finding the Fourth Proportional to 146,983.88, 202,831.88 and 86,557.07

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Solution

The fourth proportional to 146,983.88, 202,831.88 and 86,557.07 is: 119,445.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,983.88 : 202,831.88 = 86,557.07 : x
  2. Step 2: Convert to fraction form
    146,983.88/202,831.88 = 86,557.07/x
  3. Step 3: Cross multiply
    146,983.88x = 202,831.88 × 86,557.07
  4. Step 4: Simplify right side
    146,983.88x = 17,556,531,788.45
  5. Step 5: Solve for x
    x = 17,556,531,788.45/146,983.88
  6. Step 6: Final answer
    x = 119,445.29

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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.