Home / 47,375.45-71,050.80-14,086.55

Finding the Fourth Proportional to 47,375.45, 71,050.80 and 14,086.55

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Solution

The fourth proportional to 47,375.45, 71,050.80 and 14,086.55 is: 21,126.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,375.45 : 71,050.80 = 14,086.55 : x
  2. Step 2: Convert to fraction form
    47,375.45/71,050.80 = 14,086.55/x
  3. Step 3: Cross multiply
    47,375.45x = 71,050.80 × 14,086.55
  4. Step 4: Simplify right side
    47,375.45x = 1,000,860,646.74
  5. Step 5: Solve for x
    x = 1,000,860,646.74/47,375.45
  6. Step 6: Final answer
    x = 21,126.15

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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.