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Finding the Fourth Proportional to 115,885.89, 173,828.84 and 63,266.67

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Solution

The fourth proportional to 115,885.89, 173,828.84 and 63,266.67 is: 94,900.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,885.89 : 173,828.84 = 63,266.67 : x
  2. Step 2: Convert to fraction form
    115,885.89/173,828.84 = 63,266.67/x
  3. Step 3: Cross multiply
    115,885.89x = 173,828.84 × 63,266.67
  4. Step 4: Simplify right side
    115,885.89x = 10,997,571,540.43
  5. Step 5: Solve for x
    x = 10,997,571,540.43/115,885.89
  6. Step 6: Final answer
    x = 94,900.01

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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.