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Finding the Fourth Proportional to 76,193.64, 114,273.18 and 26,945.64

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Solution

The fourth proportional to 76,193.64, 114,273.18 and 26,945.64 is: 40,412.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,193.64 : 114,273.18 = 26,945.64 : x
  2. Step 2: Convert to fraction form
    76,193.64/114,273.18 = 26,945.64/x
  3. Step 3: Cross multiply
    76,193.64x = 114,273.18 × 26,945.64
  4. Step 4: Simplify right side
    76,193.64x = 3,079,163,969.94
  5. Step 5: Solve for x
    x = 3,079,163,969.94/76,193.64
  6. Step 6: Final answer
    x = 40,412.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.