Home / 51,037.80-76,572.09-15,977.76

Finding the Fourth Proportional to 51,037.80, 76,572.09 and 15,977.76

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Solution

The fourth proportional to 51,037.80, 76,572.09 and 15,977.76 is: 23,971.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,037.80 : 76,572.09 = 15,977.76 : x
  2. Step 2: Convert to fraction form
    51,037.80/76,572.09 = 15,977.76/x
  3. Step 3: Cross multiply
    51,037.80x = 76,572.09 × 15,977.76
  4. Step 4: Simplify right side
    51,037.80x = 1,223,450,476.72
  5. Step 5: Solve for x
    x = 1,223,450,476.72/51,037.80
  6. Step 6: Final answer
    x = 23,971.46

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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.