Home / 106,554.72-159,839.28-36,483.12

Finding the Fourth Proportional to 106,554.72, 159,839.28 and 36,483.12

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Solution

The fourth proportional to 106,554.72, 159,839.28 and 36,483.12 is: 54,727.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,554.72 : 159,839.28 = 36,483.12 : x
  2. Step 2: Convert to fraction form
    106,554.72/159,839.28 = 36,483.12/x
  3. Step 3: Cross multiply
    106,554.72x = 159,839.28 × 36,483.12
  4. Step 4: Simplify right side
    106,554.72x = 5,831,435,632.95
  5. Step 5: Solve for x
    x = 5,831,435,632.95/106,554.72
  6. Step 6: Final answer
    x = 54,727.15

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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.