Home / 99,153.38-148,446.67-92,868.49

Finding the Fourth Proportional to 99,153.38, 148,446.67 and 92,868.49

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Solution

The fourth proportional to 99,153.38, 148,446.67 and 92,868.49 is: 139,037.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,153.38 : 148,446.67 = 92,868.49 : x
  2. Step 2: Convert to fraction form
    99,153.38/148,446.67 = 92,868.49/x
  3. Step 3: Cross multiply
    99,153.38x = 148,446.67 × 92,868.49
  4. Step 4: Simplify right side
    99,153.38x = 13,786,017,485.14
  5. Step 5: Solve for x
    x = 13,786,017,485.14/99,153.38
  6. Step 6: Final answer
    x = 139,037.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.