Home / 136,914.68-205,356.44-37,082.66

Finding the Fourth Proportional to 136,914.68, 205,356.44 and 37,082.66

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Solution

The fourth proportional to 136,914.68, 205,356.44 and 37,082.66 is: 55,619.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,914.68 : 205,356.44 = 37,082.66 : x
  2. Step 2: Convert to fraction form
    136,914.68/205,356.44 = 37,082.66/x
  3. Step 3: Cross multiply
    136,914.68x = 205,356.44 × 37,082.66
  4. Step 4: Simplify right side
    136,914.68x = 7,615,161,831.13
  5. Step 5: Solve for x
    x = 7,615,161,831.13/136,914.68
  6. Step 6: Final answer
    x = 55,619.76

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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.