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Finding the Fourth Proportional to 151,617.80, 227,645.40 and 114,438.80

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Solution

The fourth proportional to 151,617.80, 227,645.40 and 114,438.80 is: 171,823.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,617.80 : 227,645.40 = 114,438.80 : x
  2. Step 2: Convert to fraction form
    151,617.80/227,645.40 = 114,438.80/x
  3. Step 3: Cross multiply
    151,617.80x = 227,645.40 × 114,438.80
  4. Step 4: Simplify right side
    151,617.80x = 26,051,466,401.52
  5. Step 5: Solve for x
    x = 26,051,466,401.52/151,617.80
  6. Step 6: Final answer
    x = 171,823.27

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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.