Home / 49,991.64-74,979.90-14,934.30

Finding the Fourth Proportional to 49,991.64, 74,979.90 and 14,934.30

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Solution

The fourth proportional to 49,991.64, 74,979.90 and 14,934.30 is: 22,399.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,991.64 : 74,979.90 = 14,934.30 : x
  2. Step 2: Convert to fraction form
    49,991.64/74,979.90 = 14,934.30/x
  3. Step 3: Cross multiply
    49,991.64x = 74,979.90 × 14,934.30
  4. Step 4: Simplify right side
    49,991.64x = 1,119,772,320.57
  5. Step 5: Solve for x
    x = 1,119,772,320.57/49,991.64
  6. Step 6: Final answer
    x = 22,399.19

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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.