Home / 108,823.89-150,207.17-63,511.41

Finding the Fourth Proportional to 108,823.89, 150,207.17 and 63,511.41

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Solution

The fourth proportional to 108,823.89, 150,207.17 and 63,511.41 is: 87,663.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,823.89 : 150,207.17 = 63,511.41 : x
  2. Step 2: Convert to fraction form
    108,823.89/150,207.17 = 63,511.41/x
  3. Step 3: Cross multiply
    108,823.89x = 150,207.17 × 63,511.41
  4. Step 4: Simplify right side
    108,823.89x = 9,539,868,841.25
  5. Step 5: Solve for x
    x = 9,539,868,841.25/108,823.89
  6. Step 6: Final answer
    x = 87,663.37

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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.