Home / 117,092.45-161,588.03-63,377.44

Finding the Fourth Proportional to 117,092.45, 161,588.03 and 63,377.44

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Solution

The fourth proportional to 117,092.45, 161,588.03 and 63,377.44 is: 87,461.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,092.45 : 161,588.03 = 63,377.44 : x
  2. Step 2: Convert to fraction form
    117,092.45/161,588.03 = 63,377.44/x
  3. Step 3: Cross multiply
    117,092.45x = 161,588.03 × 63,377.44
  4. Step 4: Simplify right side
    117,092.45x = 10,241,034,955.19
  5. Step 5: Solve for x
    x = 10,241,034,955.19/117,092.45
  6. Step 6: Final answer
    x = 87,461.10

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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.