Home / 264,248.87-396,387.12-74,723.10

Finding the Fourth Proportional to 264,248.87, 396,387.12 and 74,723.10

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Solution

The fourth proportional to 264,248.87, 396,387.12 and 74,723.10 is: 112,088.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,248.87 : 396,387.12 = 74,723.10 : x
  2. Step 2: Convert to fraction form
    264,248.87/396,387.12 = 74,723.10/x
  3. Step 3: Cross multiply
    264,248.87x = 396,387.12 × 74,723.10
  4. Step 4: Simplify right side
    264,248.87x = 29,619,274,406.47
  5. Step 5: Solve for x
    x = 29,619,274,406.47/264,248.87
  6. Step 6: Final answer
    x = 112,088.56

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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.