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Finding the Fourth Proportional to 114,363.52, 157,826.48 and 66,609.28

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Solution

The fourth proportional to 114,363.52, 157,826.48 and 66,609.28 is: 91,923.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,363.52 : 157,826.48 = 66,609.28 : x
  2. Step 2: Convert to fraction form
    114,363.52/157,826.48 = 66,609.28/x
  3. Step 3: Cross multiply
    114,363.52x = 157,826.48 × 66,609.28
  4. Step 4: Simplify right side
    114,363.52x = 10,512,708,197.73
  5. Step 5: Solve for x
    x = 10,512,708,197.73/114,363.52
  6. Step 6: Final answer
    x = 91,923.62

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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.