Home / 106,236.51-159,354.78-35,140.08

Finding the Fourth Proportional to 106,236.51, 159,354.78 and 35,140.08

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Solution

The fourth proportional to 106,236.51, 159,354.78 and 35,140.08 is: 52,710.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,236.51 : 159,354.78 = 35,140.08 : x
  2. Step 2: Convert to fraction form
    106,236.51/159,354.78 = 35,140.08/x
  3. Step 3: Cross multiply
    106,236.51x = 159,354.78 × 35,140.08
  4. Step 4: Simplify right side
    106,236.51x = 5,599,739,717.58
  5. Step 5: Solve for x
    x = 5,599,739,717.58/106,236.51
  6. Step 6: Final answer
    x = 52,710.12

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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.