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Finding the Fourth Proportional to 233,963.72, 350,945.16 and 76,191.92

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Solution

The fourth proportional to 233,963.72, 350,945.16 and 76,191.92 is: 114,287.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,963.72 : 350,945.16 = 76,191.92 : x
  2. Step 2: Convert to fraction form
    233,963.72/350,945.16 = 76,191.92/x
  3. Step 3: Cross multiply
    233,963.72x = 350,945.16 × 76,191.92
  4. Step 4: Simplify right side
    233,963.72x = 26,739,185,555.11
  5. Step 5: Solve for x
    x = 26,739,185,555.11/233,963.72
  6. Step 6: Final answer
    x = 114,287.74

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1.5x scale

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.