Home / 94,404.45-130,279.20-51,384.21

Finding the Fourth Proportional to 94,404.45, 130,279.20 and 51,384.21

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Solution

The fourth proportional to 94,404.45, 130,279.20 and 51,384.21 is: 70,910.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,404.45 : 130,279.20 = 51,384.21 : x
  2. Step 2: Convert to fraction form
    94,404.45/130,279.20 = 51,384.21/x
  3. Step 3: Cross multiply
    94,404.45x = 130,279.20 × 51,384.21
  4. Step 4: Simplify right side
    94,404.45x = 6,694,293,771.43
  5. Step 5: Solve for x
    x = 6,694,293,771.43/94,404.45
  6. Step 6: Final answer
    x = 70,910.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.