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Finding the Fourth Proportional to 194,624.65, 291,882.30 and 61,545.70

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Solution

The fourth proportional to 194,624.65, 291,882.30 and 61,545.70 is: 92,301.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,624.65 : 291,882.30 = 61,545.70 : x
  2. Step 2: Convert to fraction form
    194,624.65/291,882.30 = 61,545.70/x
  3. Step 3: Cross multiply
    194,624.65x = 291,882.30 × 61,545.70
  4. Step 4: Simplify right side
    194,624.65x = 17,964,100,471.11
  5. Step 5: Solve for x
    x = 17,964,100,471.11/194,624.65
  6. Step 6: Final answer
    x = 92,301.26

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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.