Home / 47,270.70-70,906.05-45,666.90

Finding the Fourth Proportional to 47,270.70, 70,906.05 and 45,666.90

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Solution

The fourth proportional to 47,270.70, 70,906.05 and 45,666.90 is: 68,500.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,270.70 : 70,906.05 = 45,666.90 : x
  2. Step 2: Convert to fraction form
    47,270.70/70,906.05 = 45,666.90/x
  3. Step 3: Cross multiply
    47,270.70x = 70,906.05 × 45,666.90
  4. Step 4: Simplify right side
    47,270.70x = 3,238,059,494.75
  5. Step 5: Solve for x
    x = 3,238,059,494.75/47,270.70
  6. Step 6: Final answer
    x = 68,500.35

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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.