Home / 49,716.50-74,574.32-14,655.64

Finding the Fourth Proportional to 49,716.50, 74,574.32 and 14,655.64

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Solution

The fourth proportional to 49,716.50, 74,574.32 and 14,655.64 is: 21,983.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,716.50 : 74,574.32 = 14,655.64 : x
  2. Step 2: Convert to fraction form
    49,716.50/74,574.32 = 14,655.64/x
  3. Step 3: Cross multiply
    49,716.50x = 74,574.32 × 14,655.64
  4. Step 4: Simplify right side
    49,716.50x = 1,092,934,387.16
  5. Step 5: Solve for x
    x = 1,092,934,387.16/49,716.50
  6. Step 6: Final answer
    x = 21,983.33

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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.