Home / 148,962.78-205,634.90-88,552.98

Finding the Fourth Proportional to 148,962.78, 205,634.90 and 88,552.98

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Solution

The fourth proportional to 148,962.78, 205,634.90 and 88,552.98 is: 122,242.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,962.78 : 205,634.90 = 88,552.98 : x
  2. Step 2: Convert to fraction form
    148,962.78/205,634.90 = 88,552.98/x
  3. Step 3: Cross multiply
    148,962.78x = 205,634.90 × 88,552.98
  4. Step 4: Simplify right side
    148,962.78x = 18,209,583,408.38
  5. Step 5: Solve for x
    x = 18,209,583,408.38/148,962.78
  6. Step 6: Final answer
    x = 122,242.51

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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.