Home / 50,577.28-75,867.32-13,136.52

Finding the Fourth Proportional to 50,577.28, 75,867.32 and 13,136.52

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Solution

The fourth proportional to 50,577.28, 75,867.32 and 13,136.52 is: 19,705.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,577.28 : 75,867.32 = 13,136.52 : x
  2. Step 2: Convert to fraction form
    50,577.28/75,867.32 = 13,136.52/x
  3. Step 3: Cross multiply
    50,577.28x = 75,867.32 × 13,136.52
  4. Step 4: Simplify right side
    50,577.28x = 996,632,566.53
  5. Step 5: Solve for x
    x = 996,632,566.53/50,577.28
  6. Step 6: Final answer
    x = 19,705.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.