Home / 53,553.43-73,907.02-30,892.02

Finding the Fourth Proportional to 53,553.43, 73,907.02 and 30,892.02

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Solution

The fourth proportional to 53,553.43, 73,907.02 and 30,892.02 is: 42,632.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,553.43 : 73,907.02 = 30,892.02 : x
  2. Step 2: Convert to fraction form
    53,553.43/73,907.02 = 30,892.02/x
  3. Step 3: Cross multiply
    53,553.43x = 73,907.02 × 30,892.02
  4. Step 4: Simplify right side
    53,553.43x = 2,283,137,139.98
  5. Step 5: Solve for x
    x = 2,283,137,139.98/53,553.43
  6. Step 6: Final answer
    x = 42,632.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.