Home / 157,406.00-236,178.56-82,508.24

Finding the Fourth Proportional to 157,406.00, 236,178.56 and 82,508.24

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Solution

The fourth proportional to 157,406.00, 236,178.56 and 82,508.24 is: 123,798.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,406.00 : 236,178.56 = 82,508.24 : x
  2. Step 2: Convert to fraction form
    157,406.00/236,178.56 = 82,508.24/x
  3. Step 3: Cross multiply
    157,406.00x = 236,178.56 × 82,508.24
  4. Step 4: Simplify right side
    157,406.00x = 19,486,675,717.90
  5. Step 5: Solve for x
    x = 19,486,675,717.90/157,406.00
  6. Step 6: Final answer
    x = 123,798.82

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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.