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Finding the Fourth Proportional to 114,226.57, 157,610.79 and 73,934.74

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Solution

The fourth proportional to 114,226.57, 157,610.79 and 73,934.74 is: 102,015.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,226.57 : 157,610.79 = 73,934.74 : x
  2. Step 2: Convert to fraction form
    114,226.57/157,610.79 = 73,934.74/x
  3. Step 3: Cross multiply
    114,226.57x = 157,610.79 × 73,934.74
  4. Step 4: Simplify right side
    114,226.57x = 11,652,912,779.84
  5. Step 5: Solve for x
    x = 11,652,912,779.84/114,226.57
  6. Step 6: Final answer
    x = 102,015.78

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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.