Home / 51,155.65-76,733.98-31,927.26

Finding the Fourth Proportional to 51,155.65, 76,733.98 and 31,927.26

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Solution

The fourth proportional to 51,155.65, 76,733.98 and 31,927.26 is: 47,891.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,155.65 : 76,733.98 = 31,927.26 : x
  2. Step 2: Convert to fraction form
    51,155.65/76,733.98 = 31,927.26/x
  3. Step 3: Cross multiply
    51,155.65x = 76,733.98 × 31,927.26
  4. Step 4: Simplify right side
    51,155.65x = 2,449,905,570.66
  5. Step 5: Solve for x
    x = 2,449,905,570.66/51,155.65
  6. Step 6: Final answer
    x = 47,891.21

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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.