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Finding the Fourth Proportional to 234,047.70, 351,071.55 and 93,906.90

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Solution

The fourth proportional to 234,047.70, 351,071.55 and 93,906.90 is: 140,860.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,047.70 : 351,071.55 = 93,906.90 : x
  2. Step 2: Convert to fraction form
    234,047.70/351,071.55 = 93,906.90/x
  3. Step 3: Cross multiply
    234,047.70x = 351,071.55 × 93,906.90
  4. Step 4: Simplify right side
    234,047.70x = 32,968,040,938.70
  5. Step 5: Solve for x
    x = 32,968,040,938.70/234,047.70
  6. Step 6: Final answer
    x = 140,860.35

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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.