Home / 51,839.64-77,743.26-16,772.04

Finding the Fourth Proportional to 51,839.64, 77,743.26 and 16,772.04

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Solution

The fourth proportional to 51,839.64, 77,743.26 and 16,772.04 is: 25,152.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,839.64 : 77,743.26 = 16,772.04 : x
  2. Step 2: Convert to fraction form
    51,839.64/77,743.26 = 16,772.04/x
  3. Step 3: Cross multiply
    51,839.64x = 77,743.26 × 16,772.04
  4. Step 4: Simplify right side
    51,839.64x = 1,303,913,066.45
  5. Step 5: Solve for x
    x = 1,303,913,066.45/51,839.64
  6. Step 6: Final answer
    x = 25,152.82

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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.