Home / 54,288.53-81,430.29-14,845.55

Finding the Fourth Proportional to 54,288.53, 81,430.29 and 14,845.55

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Solution

The fourth proportional to 54,288.53, 81,430.29 and 14,845.55 is: 22,267.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,288.53 : 81,430.29 = 14,845.55 : x
  2. Step 2: Convert to fraction form
    54,288.53/81,430.29 = 14,845.55/x
  3. Step 3: Cross multiply
    54,288.53x = 81,430.29 × 14,845.55
  4. Step 4: Simplify right side
    54,288.53x = 1,208,877,034.56
  5. Step 5: Solve for x
    x = 1,208,877,034.56/54,288.53
  6. Step 6: Final answer
    x = 22,267.63

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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.