Home / 251,716.23-377,516.68-71,798.24

Finding the Fourth Proportional to 251,716.23, 377,516.68 and 71,798.24

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Solution

The fourth proportional to 251,716.23, 377,516.68 and 71,798.24 is: 107,680.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,716.23 : 377,516.68 = 71,798.24 : x
  2. Step 2: Convert to fraction form
    251,716.23/377,516.68 = 71,798.24/x
  3. Step 3: Cross multiply
    251,716.23x = 377,516.68 × 71,798.24
  4. Step 4: Simplify right side
    251,716.23x = 27,105,032,239.27
  5. Step 5: Solve for x
    x = 27,105,032,239.27/251,716.23
  6. Step 6: Final answer
    x = 107,680.91

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1.5x scale

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.