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Finding the Fourth Proportional to 114,181.50, 157,568.29 and 63,194.25

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Solution

The fourth proportional to 114,181.50, 157,568.29 and 63,194.25 is: 87,206.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,181.50 : 157,568.29 = 63,194.25 : x
  2. Step 2: Convert to fraction form
    114,181.50/157,568.29 = 63,194.25/x
  3. Step 3: Cross multiply
    114,181.50x = 157,568.29 × 63,194.25
  4. Step 4: Simplify right side
    114,181.50x = 9,957,409,900.07
  5. Step 5: Solve for x
    x = 9,957,409,900.07/114,181.50
  6. Step 6: Final answer
    x = 87,206.86

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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.