Home / 108,936.42-163,365.48-38,801.76

Finding the Fourth Proportional to 108,936.42, 163,365.48 and 38,801.76

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Solution

The fourth proportional to 108,936.42, 163,365.48 and 38,801.76 is: 58,188.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,936.42 : 163,365.48 = 38,801.76 : x
  2. Step 2: Convert to fraction form
    108,936.42/163,365.48 = 38,801.76/x
  3. Step 3: Cross multiply
    108,936.42x = 163,365.48 × 38,801.76
  4. Step 4: Simplify right side
    108,936.42x = 6,338,868,147.24
  5. Step 5: Solve for x
    x = 6,338,868,147.24/108,936.42
  6. Step 6: Final answer
    x = 58,188.70

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1.5x scale

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.