Home / 108,645.25-149,937.36-60,898.60

Finding the Fourth Proportional to 108,645.25, 149,937.36 and 60,898.60

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Solution

The fourth proportional to 108,645.25, 149,937.36 and 60,898.60 is: 84,043.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,645.25 : 149,937.36 = 60,898.60 : x
  2. Step 2: Convert to fraction form
    108,645.25/149,937.36 = 60,898.60/x
  3. Step 3: Cross multiply
    108,645.25x = 149,937.36 × 60,898.60
  4. Step 4: Simplify right side
    108,645.25x = 9,130,974,936.85
  5. Step 5: Solve for x
    x = 9,130,974,936.85/108,645.25
  6. Step 6: Final answer
    x = 84,043.94

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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.