Home / 291,177.57-436,871.45-101,665.85

Finding the Fourth Proportional to 291,177.57, 436,871.45 and 101,665.85

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Solution

The fourth proportional to 291,177.57, 436,871.45 and 101,665.85 is: 152,535.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,177.57 : 436,871.45 = 101,665.85 : x
  2. Step 2: Convert to fraction form
    291,177.57/436,871.45 = 101,665.85/x
  3. Step 3: Cross multiply
    291,177.57x = 436,871.45 × 101,665.85
  4. Step 4: Simplify right side
    291,177.57x = 44,414,907,304.98
  5. Step 5: Solve for x
    x = 44,414,907,304.98/291,177.57
  6. Step 6: Final answer
    x = 152,535.47

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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.