Home / 291,726.45-437,414.67-114,021.81

Finding the Fourth Proportional to 291,726.45, 437,414.67 and 114,021.81

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Solution

The fourth proportional to 291,726.45, 437,414.67 and 114,021.81 is: 170,964.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,726.45 : 437,414.67 = 114,021.81 : x
  2. Step 2: Convert to fraction form
    291,726.45/437,414.67 = 114,021.81/x
  3. Step 3: Cross multiply
    291,726.45x = 437,414.67 × 114,021.81
  4. Step 4: Simplify right side
    291,726.45x = 49,874,812,393.95
  5. Step 5: Solve for x
    x = 49,874,812,393.95/291,726.45
  6. Step 6: Final answer
    x = 170,964.31

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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.