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Finding the Fourth Proportional to 114,211.52, 157,608.48 and 63,226.40

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Solution

The fourth proportional to 114,211.52, 157,608.48 and 63,226.40 is: 87,250.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,211.52 : 157,608.48 = 63,226.40 : x
  2. Step 2: Convert to fraction form
    114,211.52/157,608.48 = 63,226.40/x
  3. Step 3: Cross multiply
    114,211.52x = 157,608.48 × 63,226.40
  4. Step 4: Simplify right side
    114,211.52x = 9,965,016,799.87
  5. Step 5: Solve for x
    x = 9,965,016,799.87/114,211.52
  6. Step 6: Final answer
    x = 87,250.54

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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.