Home / 378,664.61-567,829.85-141,841.13

Finding the Fourth Proportional to 378,664.61, 567,829.85 and 141,841.13

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Solution

The fourth proportional to 378,664.61, 567,829.85 and 141,841.13 is: 212,699.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,664.61 : 567,829.85 = 141,841.13 : x
  2. Step 2: Convert to fraction form
    378,664.61/567,829.85 = 141,841.13/x
  3. Step 3: Cross multiply
    378,664.61x = 567,829.85 × 141,841.13
  4. Step 4: Simplify right side
    378,664.61x = 80,541,624,023.38
  5. Step 5: Solve for x
    x = 80,541,624,023.38/378,664.61
  6. Step 6: Final answer
    x = 212,699.11

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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.