Home / 90,331.71-124,647.68-50,035.48

Finding the Fourth Proportional to 90,331.71, 124,647.68 and 50,035.48

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Solution

The fourth proportional to 90,331.71, 124,647.68 and 50,035.48 is: 69,043.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,331.71 : 124,647.68 = 50,035.48 : x
  2. Step 2: Convert to fraction form
    90,331.71/124,647.68 = 50,035.48/x
  3. Step 3: Cross multiply
    90,331.71x = 124,647.68 × 50,035.48
  4. Step 4: Simplify right side
    90,331.71x = 6,236,805,626.27
  5. Step 5: Solve for x
    x = 6,236,805,626.27/90,331.71
  6. Step 6: Final answer
    x = 69,043.37

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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.