Home / 151,011.60-226,517.40-45,830.40

Finding the Fourth Proportional to 151,011.60, 226,517.40 and 45,830.40

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Solution

The fourth proportional to 151,011.60, 226,517.40 and 45,830.40 is: 68,745.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,011.60 : 226,517.40 = 45,830.40 : x
  2. Step 2: Convert to fraction form
    151,011.60/226,517.40 = 45,830.40/x
  3. Step 3: Cross multiply
    151,011.60x = 226,517.40 × 45,830.40
  4. Step 4: Simplify right side
    151,011.60x = 10,381,383,048.96
  5. Step 5: Solve for x
    x = 10,381,383,048.96/151,011.60
  6. Step 6: Final answer
    x = 68,745.60

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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.