Home / 148,306.80-204,677.64-84,649.44

Finding the Fourth Proportional to 148,306.80, 204,677.64 and 84,649.44

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Solution

The fourth proportional to 148,306.80, 204,677.64 and 84,649.44 is: 116,824.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,306.80 : 204,677.64 = 84,649.44 : x
  2. Step 2: Convert to fraction form
    148,306.80/204,677.64 = 84,649.44/x
  3. Step 3: Cross multiply
    148,306.80x = 204,677.64 × 84,649.44
  4. Step 4: Simplify right side
    148,306.80x = 17,325,847,606.52
  5. Step 5: Solve for x
    x = 17,325,847,606.52/148,306.80
  6. Step 6: Final answer
    x = 116,824.36

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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.