Home / 50,700.71-76,055.51-13,260.64

Finding the Fourth Proportional to 50,700.71, 76,055.51 and 13,260.64

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Solution

The fourth proportional to 50,700.71, 76,055.51 and 13,260.64 is: 19,892.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,700.71 : 76,055.51 = 13,260.64 : x
  2. Step 2: Convert to fraction form
    50,700.71/76,055.51 = 13,260.64/x
  3. Step 3: Cross multiply
    50,700.71x = 76,055.51 × 13,260.64
  4. Step 4: Simplify right side
    50,700.71x = 1,008,544,738.13
  5. Step 5: Solve for x
    x = 1,008,544,738.13/50,700.71
  6. Step 6: Final answer
    x = 19,892.12

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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.