Home / 291,981.34-437,972.01-114,571.90

Finding the Fourth Proportional to 291,981.34, 437,972.01 and 114,571.90

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Solution

The fourth proportional to 291,981.34, 437,972.01 and 114,571.90 is: 171,857.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,981.34 : 437,972.01 = 114,571.90 : x
  2. Step 2: Convert to fraction form
    291,981.34/437,972.01 = 114,571.90/x
  3. Step 3: Cross multiply
    291,981.34x = 437,972.01 × 114,571.90
  4. Step 4: Simplify right side
    291,981.34x = 50,179,285,332.52
  5. Step 5: Solve for x
    x = 50,179,285,332.52/291,981.34
  6. Step 6: Final answer
    x = 171,857.85

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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.