Home / 291,336.30-437,004.45-173,141.10

Finding the Fourth Proportional to 291,336.30, 437,004.45 and 173,141.10

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Solution

The fourth proportional to 291,336.30, 437,004.45 and 173,141.10 is: 259,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,336.30 : 437,004.45 = 173,141.10 : x
  2. Step 2: Convert to fraction form
    291,336.30/437,004.45 = 173,141.10/x
  3. Step 3: Cross multiply
    291,336.30x = 437,004.45 × 173,141.10
  4. Step 4: Simplify right side
    291,336.30x = 75,663,431,177.90
  5. Step 5: Solve for x
    x = 75,663,431,177.90/291,336.30
  6. Step 6: Final answer
    x = 259,711.65

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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.