Home / 53,943.24-80,773.08-43,357.08

Finding the Fourth Proportional to 53,943.24, 80,773.08 and 43,357.08

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Solution

The fourth proportional to 53,943.24, 80,773.08 and 43,357.08 is: 64,921.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,943.24 : 80,773.08 = 43,357.08 : x
  2. Step 2: Convert to fraction form
    53,943.24/80,773.08 = 43,357.08/x
  3. Step 3: Cross multiply
    53,943.24x = 80,773.08 × 43,357.08
  4. Step 4: Simplify right side
    53,943.24x = 3,502,084,891.41
  5. Step 5: Solve for x
    x = 3,502,084,891.41/53,943.24
  6. Step 6: Final answer
    x = 64,921.66

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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.