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Finding the Fourth Proportional to 114,325.43, 157,766.94 and 69,005.32

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Solution

The fourth proportional to 114,325.43, 157,766.94 and 69,005.32 is: 95,226.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,325.43 : 157,766.94 = 69,005.32 : x
  2. Step 2: Convert to fraction form
    114,325.43/157,766.94 = 69,005.32/x
  3. Step 3: Cross multiply
    114,325.43x = 157,766.94 × 69,005.32
  4. Step 4: Simplify right side
    114,325.43x = 10,886,757,785.70
  5. Step 5: Solve for x
    x = 10,886,757,785.70/114,325.43
  6. Step 6: Final answer
    x = 95,226.04

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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.