Home / 242,578.68-334,897.50-162,142.44

Finding the Fourth Proportional to 242,578.68, 334,897.50 and 162,142.44

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Solution

The fourth proportional to 242,578.68, 334,897.50 and 162,142.44 is: 223,849.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,578.68 : 334,897.50 = 162,142.44 : x
  2. Step 2: Convert to fraction form
    242,578.68/334,897.50 = 162,142.44/x
  3. Step 3: Cross multiply
    242,578.68x = 334,897.50 × 162,142.44
  4. Step 4: Simplify right side
    242,578.68x = 54,301,097,799.90
  5. Step 5: Solve for x
    x = 54,301,097,799.90/242,578.68
  6. Step 6: Final answer
    x = 223,849.42

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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.