Home / 272,715.12-376,217.66-177,186.96

Finding the Fourth Proportional to 272,715.12, 376,217.66 and 177,186.96

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Solution

The fourth proportional to 272,715.12, 376,217.66 and 177,186.96 is: 244,434.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,715.12 : 376,217.66 = 177,186.96 : x
  2. Step 2: Convert to fraction form
    272,715.12/376,217.66 = 177,186.96/x
  3. Step 3: Cross multiply
    272,715.12x = 376,217.66 × 177,186.96
  4. Step 4: Simplify right side
    272,715.12x = 66,660,863,916.68
  5. Step 5: Solve for x
    x = 66,660,863,916.68/272,715.12
  6. Step 6: Final answer
    x = 244,434.06

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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.