Home / 51,046.49-76,569.74-15,988.88

Finding the Fourth Proportional to 51,046.49, 76,569.74 and 15,988.88

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Solution

The fourth proportional to 51,046.49, 76,569.74 and 15,988.88 is: 23,983.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,046.49 : 76,569.74 = 15,988.88 : x
  2. Step 2: Convert to fraction form
    51,046.49/76,569.74 = 15,988.88/x
  3. Step 3: Cross multiply
    51,046.49x = 76,569.74 × 15,988.88
  4. Step 4: Simplify right side
    51,046.49x = 1,224,263,921.70
  5. Step 5: Solve for x
    x = 1,224,263,921.70/51,046.49
  6. Step 6: Final answer
    x = 23,983.31

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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.