Home / 276,727.41-381,912.53-169,368.93

Finding the Fourth Proportional to 276,727.41, 381,912.53 and 169,368.93

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Solution

The fourth proportional to 276,727.41, 381,912.53 and 169,368.93 is: 233,746.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,727.41 : 381,912.53 = 169,368.93 : x
  2. Step 2: Convert to fraction form
    276,727.41/381,912.53 = 169,368.93/x
  3. Step 3: Cross multiply
    276,727.41x = 381,912.53 × 169,368.93
  4. Step 4: Simplify right side
    276,727.41x = 64,684,116,559.69
  5. Step 5: Solve for x
    x = 64,684,116,559.69/276,727.41
  6. Step 6: Final answer
    x = 233,746.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.