Home / 150,818.24-208,133.54-86,297.96

Finding the Fourth Proportional to 150,818.24, 208,133.54 and 86,297.96

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Solution

The fourth proportional to 150,818.24, 208,133.54 and 86,297.96 is: 119,093.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,818.24 : 208,133.54 = 86,297.96 : x
  2. Step 2: Convert to fraction form
    150,818.24/208,133.54 = 86,297.96/x
  3. Step 3: Cross multiply
    150,818.24x = 208,133.54 × 86,297.96
  4. Step 4: Simplify right side
    150,818.24x = 17,961,498,437.42
  5. Step 5: Solve for x
    x = 17,961,498,437.42/150,818.24
  6. Step 6: Final answer
    x = 119,093.68

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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.