Home / 108,637.14-149,918.76-60,890.49

Finding the Fourth Proportional to 108,637.14, 149,918.76 and 60,890.49

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Solution

The fourth proportional to 108,637.14, 149,918.76 and 60,890.49 is: 84,028.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,637.14 : 149,918.76 = 60,890.49 : x
  2. Step 2: Convert to fraction form
    108,637.14/149,918.76 = 60,890.49/x
  3. Step 3: Cross multiply
    108,637.14x = 149,918.76 × 60,890.49
  4. Step 4: Simplify right side
    108,637.14x = 9,128,626,756.59
  5. Step 5: Solve for x
    x = 9,128,626,756.59/108,637.14
  6. Step 6: Final answer
    x = 84,028.60

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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.