Home / 541,218.44-811,875.36-141,857.84

Finding the Fourth Proportional to 541,218.44, 811,875.36 and 141,857.84

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Solution

The fourth proportional to 541,218.44, 811,875.36 and 141,857.84 is: 212,799.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,218.44 : 811,875.36 = 141,857.84 : x
  2. Step 2: Convert to fraction form
    541,218.44/811,875.36 = 141,857.84/x
  3. Step 3: Cross multiply
    541,218.44x = 811,875.36 × 141,857.84
  4. Step 4: Simplify right side
    541,218.44x = 115,170,884,918.82
  5. Step 5: Solve for x
    x = 115,170,884,918.82/541,218.44
  6. Step 6: Final answer
    x = 212,799.26

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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.