Home / 108,270.24-149,408.48-62,946.30

Finding the Fourth Proportional to 108,270.24, 149,408.48 and 62,946.30

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Solution

The fourth proportional to 108,270.24, 149,408.48 and 62,946.30 is: 86,863.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,270.24 : 149,408.48 = 62,946.30 : x
  2. Step 2: Convert to fraction form
    108,270.24/149,408.48 = 62,946.30/x
  3. Step 3: Cross multiply
    108,270.24x = 149,408.48 × 62,946.30
  4. Step 4: Simplify right side
    108,270.24x = 9,404,711,004.62
  5. Step 5: Solve for x
    x = 9,404,711,004.62/108,270.24
  6. Step 6: Final answer
    x = 86,863.31

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1.5x scale

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.