Home / 106,604.48-159,892.08-31,736.18

Finding the Fourth Proportional to 106,604.48, 159,892.08 and 31,736.18

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Solution

The fourth proportional to 106,604.48, 159,892.08 and 31,736.18 is: 47,599.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,604.48 : 159,892.08 = 31,736.18 : x
  2. Step 2: Convert to fraction form
    106,604.48/159,892.08 = 31,736.18/x
  3. Step 3: Cross multiply
    106,604.48x = 159,892.08 × 31,736.18
  4. Step 4: Simplify right side
    106,604.48x = 5,074,363,831.45
  5. Step 5: Solve for x
    x = 5,074,363,831.45/106,604.48
  6. Step 6: Final answer
    x = 47,599.91

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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.