Home / 54,064.94-81,101.50-14,621.47

Finding the Fourth Proportional to 54,064.94, 81,101.50 and 14,621.47

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Solution

The fourth proportional to 54,064.94, 81,101.50 and 14,621.47 is: 21,933.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,064.94 : 81,101.50 = 14,621.47 : x
  2. Step 2: Convert to fraction form
    54,064.94/81,101.50 = 14,621.47/x
  3. Step 3: Cross multiply
    54,064.94x = 81,101.50 × 14,621.47
  4. Step 4: Simplify right side
    54,064.94x = 1,185,822,909.90
  5. Step 5: Solve for x
    x = 1,185,822,909.90/54,064.94
  6. Step 6: Final answer
    x = 21,933.31

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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.