Home / 90,844.74-125,362.49-50,560.20

Finding the Fourth Proportional to 90,844.74, 125,362.49 and 50,560.20

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Solution

The fourth proportional to 90,844.74, 125,362.49 and 50,560.20 is: 69,771.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,844.74 : 125,362.49 = 50,560.20 : x
  2. Step 2: Convert to fraction form
    90,844.74/125,362.49 = 50,560.20/x
  3. Step 3: Cross multiply
    90,844.74x = 125,362.49 × 50,560.20
  4. Step 4: Simplify right side
    90,844.74x = 6,338,352,314.10
  5. Step 5: Solve for x
    x = 6,338,352,314.10/90,844.74
  6. Step 6: Final answer
    x = 69,771.26

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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.