Home / 70,307.82-96,923.88-50,129.73

Finding the Fourth Proportional to 70,307.82, 96,923.88 and 50,129.73

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Solution

The fourth proportional to 70,307.82, 96,923.88 and 50,129.73 is: 69,107.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,307.82 : 96,923.88 = 50,129.73 : x
  2. Step 2: Convert to fraction form
    70,307.82/96,923.88 = 50,129.73/x
  3. Step 3: Cross multiply
    70,307.82x = 96,923.88 × 50,129.73
  4. Step 4: Simplify right side
    70,307.82x = 4,858,767,934.95
  5. Step 5: Solve for x
    x = 4,858,767,934.95/70,307.82
  6. Step 6: Final answer
    x = 69,107.08

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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.