Home / 276,863.49-382,156.04-160,606.33

Finding the Fourth Proportional to 276,863.49, 382,156.04 and 160,606.33

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Solution

The fourth proportional to 276,863.49, 382,156.04 and 160,606.33 is: 221,685.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,863.49 : 382,156.04 = 160,606.33 : x
  2. Step 2: Convert to fraction form
    276,863.49/382,156.04 = 160,606.33/x
  3. Step 3: Cross multiply
    276,863.49x = 382,156.04 × 160,606.33
  4. Step 4: Simplify right side
    276,863.49x = 61,376,678,517.86
  5. Step 5: Solve for x
    x = 61,376,678,517.86/276,863.49
  6. Step 6: Final answer
    x = 221,685.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.