Home / 141,192.78-211,791.90-55,801.36

Finding the Fourth Proportional to 141,192.78, 211,791.90 and 55,801.36

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Solution

The fourth proportional to 141,192.78, 211,791.90 and 55,801.36 is: 83,703.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,192.78 : 211,791.90 = 55,801.36 : x
  2. Step 2: Convert to fraction form
    141,192.78/211,791.90 = 55,801.36/x
  3. Step 3: Cross multiply
    141,192.78x = 211,791.90 × 55,801.36
  4. Step 4: Simplify right side
    141,192.78x = 11,818,276,056.98
  5. Step 5: Solve for x
    x = 11,818,276,056.98/141,192.78
  6. Step 6: Final answer
    x = 83,703.12

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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.