Home / 35,356.74-53,043.75-11,983.38

Finding the Fourth Proportional to 35,356.74, 53,043.75 and 11,983.38

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Solution

The fourth proportional to 35,356.74, 53,043.75 and 11,983.38 is: 17,978.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,356.74 : 53,043.75 = 11,983.38 : x
  2. Step 2: Convert to fraction form
    35,356.74/53,043.75 = 11,983.38/x
  3. Step 3: Cross multiply
    35,356.74x = 53,043.75 × 11,983.38
  4. Step 4: Simplify right side
    35,356.74x = 635,643,412.88
  5. Step 5: Solve for x
    x = 635,643,412.88/35,356.74
  6. Step 6: Final answer
    x = 17,978.00

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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.