Home / 54,438.23-81,580.76-43,295.46

Finding the Fourth Proportional to 54,438.23, 81,580.76 and 43,295.46

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Solution

The fourth proportional to 54,438.23, 81,580.76 and 43,295.46 is: 64,882.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,438.23 : 81,580.76 = 43,295.46 : x
  2. Step 2: Convert to fraction form
    54,438.23/81,580.76 = 43,295.46/x
  3. Step 3: Cross multiply
    54,438.23x = 81,580.76 × 43,295.46
  4. Step 4: Simplify right side
    54,438.23x = 3,532,076,531.35
  5. Step 5: Solve for x
    x = 3,532,076,531.35/54,438.23
  6. Step 6: Final answer
    x = 64,882.28

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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.