Home / 108,824.16-163,266.72-38,710.56

Finding the Fourth Proportional to 108,824.16, 163,266.72 and 38,710.56

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Solution

The fourth proportional to 108,824.16, 163,266.72 and 38,710.56 is: 58,076.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,824.16 : 163,266.72 = 38,710.56 : x
  2. Step 2: Convert to fraction form
    108,824.16/163,266.72 = 38,710.56/x
  3. Step 3: Cross multiply
    108,824.16x = 163,266.72 × 38,710.56
  4. Step 4: Simplify right side
    108,824.16x = 6,320,146,160.56
  5. Step 5: Solve for x
    x = 6,320,146,160.56/108,824.16
  6. Step 6: Final answer
    x = 58,076.68

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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.