Home / 108,996.60-163,427.99-42,358.92

Finding the Fourth Proportional to 108,996.60, 163,427.99 and 42,358.92

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Solution

The fourth proportional to 108,996.60, 163,427.99 and 42,358.92 is: 63,512.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,996.60 : 163,427.99 = 42,358.92 : x
  2. Step 2: Convert to fraction form
    108,996.60/163,427.99 = 42,358.92/x
  3. Step 3: Cross multiply
    108,996.60x = 163,427.99 × 42,358.92
  4. Step 4: Simplify right side
    108,996.60x = 6,922,633,260.07
  5. Step 5: Solve for x
    x = 6,922,633,260.07/108,996.60
  6. Step 6: Final answer
    x = 63,512.38

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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.