Home / 113,786.69-169,814.81-101,175.66

Finding the Fourth Proportional to 113,786.69, 169,814.81 and 101,175.66

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Solution

The fourth proportional to 113,786.69, 169,814.81 and 101,175.66 is: 150,994.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,786.69 : 169,814.81 = 101,175.66 : x
  2. Step 2: Convert to fraction form
    113,786.69/169,814.81 = 101,175.66/x
  3. Step 3: Cross multiply
    113,786.69x = 169,814.81 × 101,175.66
  4. Step 4: Simplify right side
    113,786.69x = 17,181,125,732.46
  5. Step 5: Solve for x
    x = 17,181,125,732.46/113,786.69
  6. Step 6: Final answer
    x = 150,994.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.