Home / 90,848.06-125,369.43-50,561.14

Finding the Fourth Proportional to 90,848.06, 125,369.43 and 50,561.14

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Solution

The fourth proportional to 90,848.06, 125,369.43 and 50,561.14 is: 69,773.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,848.06 : 125,369.43 = 50,561.14 : x
  2. Step 2: Convert to fraction form
    90,848.06/125,369.43 = 50,561.14/x
  3. Step 3: Cross multiply
    90,848.06x = 125,369.43 × 50,561.14
  4. Step 4: Simplify right side
    90,848.06x = 6,338,821,301.95
  5. Step 5: Solve for x
    x = 6,338,821,301.95/90,848.06
  6. Step 6: Final answer
    x = 69,773.88

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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.