Home / 108,243.84-149,371.32-60,496.80

Finding the Fourth Proportional to 108,243.84, 149,371.32 and 60,496.80

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Solution

The fourth proportional to 108,243.84, 149,371.32 and 60,496.80 is: 83,482.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,243.84 : 149,371.32 = 60,496.80 : x
  2. Step 2: Convert to fraction form
    108,243.84/149,371.32 = 60,496.80/x
  3. Step 3: Cross multiply
    108,243.84x = 149,371.32 × 60,496.80
  4. Step 4: Simplify right side
    108,243.84x = 9,036,486,871.78
  5. Step 5: Solve for x
    x = 9,036,486,871.78/108,243.84
  6. Step 6: Final answer
    x = 83,482.69

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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.