Home / 53,357.83-73,634.03-29,159.28

Finding the Fourth Proportional to 53,357.83, 73,634.03 and 29,159.28

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Solution

The fourth proportional to 53,357.83, 73,634.03 and 29,159.28 is: 40,239.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,357.83 : 73,634.03 = 29,159.28 : x
  2. Step 2: Convert to fraction form
    53,357.83/73,634.03 = 29,159.28/x
  3. Step 3: Cross multiply
    53,357.83x = 73,634.03 × 29,159.28
  4. Step 4: Simplify right side
    53,357.83x = 2,147,115,371.20
  5. Step 5: Solve for x
    x = 2,147,115,371.20/53,357.83
  6. Step 6: Final answer
    x = 40,239.93

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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.