Home / 47,278.72-70,859.76-26,200.90

Finding the Fourth Proportional to 47,278.72, 70,859.76 and 26,200.90

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Solution

The fourth proportional to 47,278.72, 70,859.76 and 26,200.90 is: 39,269.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,278.72 : 70,859.76 = 26,200.90 : x
  2. Step 2: Convert to fraction form
    47,278.72/70,859.76 = 26,200.90/x
  3. Step 3: Cross multiply
    47,278.72x = 70,859.76 × 26,200.90
  4. Step 4: Simplify right side
    47,278.72x = 1,856,589,485.78
  5. Step 5: Solve for x
    x = 1,856,589,485.78/47,278.72
  6. Step 6: Final answer
    x = 39,269.03

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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.