Home / 51,898.16-77,847.31-14,458.34

Finding the Fourth Proportional to 51,898.16, 77,847.31 and 14,458.34

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Solution

The fourth proportional to 51,898.16, 77,847.31 and 14,458.34 is: 21,687.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,898.16 : 77,847.31 = 14,458.34 : x
  2. Step 2: Convert to fraction form
    51,898.16/77,847.31 = 14,458.34/x
  3. Step 3: Cross multiply
    51,898.16x = 77,847.31 × 14,458.34
  4. Step 4: Simplify right side
    51,898.16x = 1,125,542,876.07
  5. Step 5: Solve for x
    x = 1,125,542,876.07/51,898.16
  6. Step 6: Final answer
    x = 21,687.53

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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.