Home / 152,727.31-229,167.31-68,547.66

Finding the Fourth Proportional to 152,727.31, 229,167.31 and 68,547.66

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Solution

The fourth proportional to 152,727.31, 229,167.31 and 68,547.66 is: 102,855.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,727.31 : 229,167.31 = 68,547.66 : x
  2. Step 2: Convert to fraction form
    152,727.31/229,167.31 = 68,547.66/x
  3. Step 3: Cross multiply
    152,727.31x = 229,167.31 × 68,547.66
  4. Step 4: Simplify right side
    152,727.31x = 15,708,882,848.99
  5. Step 5: Solve for x
    x = 15,708,882,848.99/152,727.31
  6. Step 6: Final answer
    x = 102,855.76

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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.