Home / 45,253.65-67,789.89-21,584.24

Finding the Fourth Proportional to 45,253.65, 67,789.89 and 21,584.24

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Solution

The fourth proportional to 45,253.65, 67,789.89 and 21,584.24 is: 32,333.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,253.65 : 67,789.89 = 21,584.24 : x
  2. Step 2: Convert to fraction form
    45,253.65/67,789.89 = 21,584.24/x
  3. Step 3: Cross multiply
    45,253.65x = 67,789.89 × 21,584.24
  4. Step 4: Simplify right side
    45,253.65x = 1,463,192,916.38
  5. Step 5: Solve for x
    x = 1,463,192,916.38/45,253.65
  6. Step 6: Final answer
    x = 32,333.15

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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.