Home / 231,895.71-347,826.56-74,081.79

Finding the Fourth Proportional to 231,895.71, 347,826.56 and 74,081.79

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Solution

The fourth proportional to 231,895.71, 347,826.56 and 74,081.79 is: 111,117.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,895.71 : 347,826.56 = 74,081.79 : x
  2. Step 2: Convert to fraction form
    231,895.71/347,826.56 = 74,081.79/x
  3. Step 3: Cross multiply
    231,895.71x = 347,826.56 × 74,081.79
  4. Step 4: Simplify right side
    231,895.71x = 25,767,613,803.93
  5. Step 5: Solve for x
    x = 25,767,613,803.93/231,895.71
  6. Step 6: Final answer
    x = 111,117.25

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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.