Home / 50,500.13-69,690.67-27,840.01

Finding the Fourth Proportional to 50,500.13, 69,690.67 and 27,840.01

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Solution

The fourth proportional to 50,500.13, 69,690.67 and 27,840.01 is: 38,419.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,500.13 : 69,690.67 = 27,840.01 : x
  2. Step 2: Convert to fraction form
    50,500.13/69,690.67 = 27,840.01/x
  3. Step 3: Cross multiply
    50,500.13x = 69,690.67 × 27,840.01
  4. Step 4: Simplify right side
    50,500.13x = 1,940,188,949.71
  5. Step 5: Solve for x
    x = 1,940,188,949.71/50,500.13
  6. Step 6: Final answer
    x = 38,419.48

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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.