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Finding the Fourth Proportional to 159,467.50, 220,018.07 and 94,884.97

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Solution

The fourth proportional to 159,467.50, 220,018.07 and 94,884.97 is: 130,913.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,467.50 : 220,018.07 = 94,884.97 : x
  2. Step 2: Convert to fraction form
    159,467.50/220,018.07 = 94,884.97/x
  3. Step 3: Cross multiply
    159,467.50x = 220,018.07 × 94,884.97
  4. Step 4: Simplify right side
    159,467.50x = 20,876,408,071.11
  5. Step 5: Solve for x
    x = 20,876,408,071.11/159,467.50
  6. Step 6: Final answer
    x = 130,913.25

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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.