Home / 148,962.81-205,553.31-88,521.82

Finding the Fourth Proportional to 148,962.81, 205,553.31 and 88,521.82

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Solution

The fourth proportional to 148,962.81, 205,553.31 and 88,521.82 is: 122,150.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,962.81 : 205,553.31 = 88,521.82 : x
  2. Step 2: Convert to fraction form
    148,962.81/205,553.31 = 88,521.82/x
  3. Step 3: Cross multiply
    148,962.81x = 205,553.31 × 88,521.82
  4. Step 4: Simplify right side
    148,962.81x = 18,195,952,161.10
  5. Step 5: Solve for x
    x = 18,195,952,161.10/148,962.81
  6. Step 6: Final answer
    x = 122,150.98

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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.