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Finding the Fourth Proportional to 114,252.96, 157,620.22 and 68,905.16

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Solution

The fourth proportional to 114,252.96, 157,620.22 and 68,905.16 is: 95,059.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,252.96 : 157,620.22 = 68,905.16 : x
  2. Step 2: Convert to fraction form
    114,252.96/157,620.22 = 68,905.16/x
  3. Step 3: Cross multiply
    114,252.96x = 157,620.22 × 68,905.16
  4. Step 4: Simplify right side
    114,252.96x = 10,860,846,478.34
  5. Step 5: Solve for x
    x = 10,860,846,478.34/114,252.96
  6. Step 6: Final answer
    x = 95,059.65

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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.