Home / 231,017.08-318,984.06-177,217

Finding the Fourth Proportional to 231,017.08, 318,984.06 and 177,217

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Solution

The fourth proportional to 231,017.08, 318,984.06 and 177,217 is: 244,697.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,017.08 : 318,984.06 = 177,217 : x
  2. Step 2: Convert to fraction form
    231,017.08/318,984.06 = 177,217/x
  3. Step 3: Cross multiply
    231,017.08x = 318,984.06 × 177,217
  4. Step 4: Simplify right side
    231,017.08x = 56,529,398,161.02
  5. Step 5: Solve for x
    x = 56,529,398,161.02/231,017.08
  6. Step 6: Final answer
    x = 244,697.92

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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.