Home / 322,727.31-484,156.57-112,381.65

Finding the Fourth Proportional to 322,727.31, 484,156.57 and 112,381.65

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Solution

The fourth proportional to 322,727.31, 484,156.57 and 112,381.65 is: 168,595.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,727.31 : 484,156.57 = 112,381.65 : x
  2. Step 2: Convert to fraction form
    322,727.31/484,156.57 = 112,381.65/x
  3. Step 3: Cross multiply
    322,727.31x = 484,156.57 × 112,381.65
  4. Step 4: Simplify right side
    322,727.31x = 54,410,314,335.42
  5. Step 5: Solve for x
    x = 54,410,314,335.42/322,727.31
  6. Step 6: Final answer
    x = 168,595.32

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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.