Home / 264,384.23-396,496.15-74,829.65

Finding the Fourth Proportional to 264,384.23, 396,496.15 and 74,829.65

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Solution

The fourth proportional to 264,384.23, 396,496.15 and 74,829.65 is: 112,221.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,384.23 : 396,496.15 = 74,829.65 : x
  2. Step 2: Convert to fraction form
    264,384.23/396,496.15 = 74,829.65/x
  3. Step 3: Cross multiply
    264,384.23x = 396,496.15 × 74,829.65
  4. Step 4: Simplify right side
    264,384.23x = 29,669,665,961.29
  5. Step 5: Solve for x
    x = 29,669,665,961.29/264,384.23
  6. Step 6: Final answer
    x = 112,221.77

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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.