Home / 124,722.08-187,081.74-35,972.68

Finding the Fourth Proportional to 124,722.08, 187,081.74 and 35,972.68

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Solution

The fourth proportional to 124,722.08, 187,081.74 and 35,972.68 is: 53,958.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,722.08 : 187,081.74 = 35,972.68 : x
  2. Step 2: Convert to fraction form
    124,722.08/187,081.74 = 35,972.68/x
  3. Step 3: Cross multiply
    124,722.08x = 187,081.74 × 35,972.68
  4. Step 4: Simplify right side
    124,722.08x = 6,729,831,566.86
  5. Step 5: Solve for x
    x = 6,729,831,566.86/124,722.08
  6. Step 6: Final answer
    x = 53,958.62

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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.