Home / 50,922.90-70,307.87-38,964.87

Finding the Fourth Proportional to 50,922.90, 70,307.87 and 38,964.87

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Solution

The fourth proportional to 50,922.90, 70,307.87 and 38,964.87 is: 53,797.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,922.90 : 70,307.87 = 38,964.87 : x
  2. Step 2: Convert to fraction form
    50,922.90/70,307.87 = 38,964.87/x
  3. Step 3: Cross multiply
    50,922.90x = 70,307.87 × 38,964.87
  4. Step 4: Simplify right side
    50,922.90x = 2,739,536,819.70
  5. Step 5: Solve for x
    x = 2,739,536,819.70/50,922.90
  6. Step 6: Final answer
    x = 53,797.74

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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.