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Finding the Fourth Proportional to 94,771.98, 130,785.30 and 54,493.65

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Solution

The fourth proportional to 94,771.98, 130,785.30 and 54,493.65 is: 75,201.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,771.98 : 130,785.30 = 54,493.65 : x
  2. Step 2: Convert to fraction form
    94,771.98/130,785.30 = 54,493.65/x
  3. Step 3: Cross multiply
    94,771.98x = 130,785.30 × 54,493.65
  4. Step 4: Simplify right side
    94,771.98x = 7,126,968,363.35
  5. Step 5: Solve for x
    x = 7,126,968,363.35/94,771.98
  6. Step 6: Final answer
    x = 75,201.22

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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.