Home / 102,831.11-154,250.09-35,362.49

Finding the Fourth Proportional to 102,831.11, 154,250.09 and 35,362.49

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Solution

The fourth proportional to 102,831.11, 154,250.09 and 35,362.49 is: 53,044.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,831.11 : 154,250.09 = 35,362.49 : x
  2. Step 2: Convert to fraction form
    102,831.11/154,250.09 = 35,362.49/x
  3. Step 3: Cross multiply
    102,831.11x = 154,250.09 × 35,362.49
  4. Step 4: Simplify right side
    102,831.11x = 5,454,666,675.58
  5. Step 5: Solve for x
    x = 5,454,666,675.58/102,831.11
  6. Step 6: Final answer
    x = 53,044.90

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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.