Home / 90,503.14-124,892.42-50,216.03

Finding the Fourth Proportional to 90,503.14, 124,892.42 and 50,216.03

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Solution

The fourth proportional to 90,503.14, 124,892.42 and 50,216.03 is: 69,297.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,503.14 : 124,892.42 = 50,216.03 : x
  2. Step 2: Convert to fraction form
    90,503.14/124,892.42 = 50,216.03/x
  3. Step 3: Cross multiply
    90,503.14x = 124,892.42 × 50,216.03
  4. Step 4: Simplify right side
    90,503.14x = 6,271,601,258.41
  5. Step 5: Solve for x
    x = 6,271,601,258.41/90,503.14
  6. Step 6: Final answer
    x = 69,297.06

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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.