Home / 226,174.27-312,098.40-130,678.92

Finding the Fourth Proportional to 226,174.27, 312,098.40 and 130,678.92

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Solution

The fourth proportional to 226,174.27, 312,098.40 and 130,678.92 is: 180,324.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,174.27 : 312,098.40 = 130,678.92 : x
  2. Step 2: Convert to fraction form
    226,174.27/312,098.40 = 130,678.92/x
  3. Step 3: Cross multiply
    226,174.27x = 312,098.40 × 130,678.92
  4. Step 4: Simplify right side
    226,174.27x = 40,784,681,165.40
  5. Step 5: Solve for x
    x = 40,784,681,165.40/226,174.27
  6. Step 6: Final answer
    x = 180,324.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.