Home / 291,632.76-437,434.58-114,172.30

Finding the Fourth Proportional to 291,632.76, 437,434.58 and 114,172.30

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Solution

The fourth proportional to 291,632.76, 437,434.58 and 114,172.30 is: 171,252.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,632.76 : 437,434.58 = 114,172.30 : x
  2. Step 2: Convert to fraction form
    291,632.76/437,434.58 = 114,172.30/x
  3. Step 3: Cross multiply
    291,632.76x = 437,434.58 × 114,172.30
  4. Step 4: Simplify right side
    291,632.76x = 49,942,912,098.13
  5. Step 5: Solve for x
    x = 49,942,912,098.13/291,632.76
  6. Step 6: Final answer
    x = 171,252.75

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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.