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Finding the Fourth Proportional to 227,883.88, 314,486.10 and 125,915.90

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Solution

The fourth proportional to 227,883.88, 314,486.10 and 125,915.90 is: 173,767.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,883.88 : 314,486.10 = 125,915.90 : x
  2. Step 2: Convert to fraction form
    227,883.88/314,486.10 = 125,915.90/x
  3. Step 3: Cross multiply
    227,883.88x = 314,486.10 × 125,915.90
  4. Step 4: Simplify right side
    227,883.88x = 39,598,800,318.99
  5. Step 5: Solve for x
    x = 39,598,800,318.99/227,883.88
  6. Step 6: Final answer
    x = 173,767.45

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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.