Home / 152,966.23-229,370.57-68,654.12

Finding the Fourth Proportional to 152,966.23, 229,370.57 and 68,654.12

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Solution

The fourth proportional to 152,966.23, 229,370.57 and 68,654.12 is: 102,945.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,966.23 : 229,370.57 = 68,654.12 : x
  2. Step 2: Convert to fraction form
    152,966.23/229,370.57 = 68,654.12/x
  3. Step 3: Cross multiply
    152,966.23x = 229,370.57 × 68,654.12
  4. Step 4: Simplify right side
    152,966.23x = 15,747,234,637.25
  5. Step 5: Solve for x
    x = 15,747,234,637.25/152,966.23
  6. Step 6: Final answer
    x = 102,945.82

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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.