Home / 117,484.05-162,123.62-63,767.91

Finding the Fourth Proportional to 117,484.05, 162,123.62 and 63,767.91

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Solution

The fourth proportional to 117,484.05, 162,123.62 and 63,767.91 is: 87,997.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,484.05 : 162,123.62 = 63,767.91 : x
  2. Step 2: Convert to fraction form
    117,484.05/162,123.62 = 63,767.91/x
  3. Step 3: Cross multiply
    117,484.05x = 162,123.62 × 63,767.91
  4. Step 4: Simplify right side
    117,484.05x = 10,338,284,090.19
  5. Step 5: Solve for x
    x = 10,338,284,090.19/117,484.05
  6. Step 6: Final answer
    x = 87,997.34

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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.