Home / 108,316.91-162,424.09-63,351.28

Finding the Fourth Proportional to 108,316.91, 162,424.09 and 63,351.28

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Solution

The fourth proportional to 108,316.91, 162,424.09 and 63,351.28 is: 94,996.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,316.91 : 162,424.09 = 63,351.28 : x
  2. Step 2: Convert to fraction form
    108,316.91/162,424.09 = 63,351.28/x
  3. Step 3: Cross multiply
    108,316.91x = 162,424.09 × 63,351.28
  4. Step 4: Simplify right side
    108,316.91x = 10,289,774,286.55
  5. Step 5: Solve for x
    x = 10,289,774,286.55/108,316.91
  6. Step 6: Final answer
    x = 94,996.93

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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.