Home / 53,154.64-79,732.07-49,906.94

Finding the Fourth Proportional to 53,154.64, 79,732.07 and 49,906.94

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Solution

The fourth proportional to 53,154.64, 79,732.07 and 49,906.94 is: 74,860.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,154.64 : 79,732.07 = 49,906.94 : x
  2. Step 2: Convert to fraction form
    53,154.64/79,732.07 = 49,906.94/x
  3. Step 3: Cross multiply
    53,154.64x = 79,732.07 × 49,906.94
  4. Step 4: Simplify right side
    53,154.64x = 3,979,183,384.03
  5. Step 5: Solve for x
    x = 3,979,183,384.03/53,154.64
  6. Step 6: Final answer
    x = 74,860.52

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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.