Home / 226,406.28-339,303.06-86,088.36

Finding the Fourth Proportional to 226,406.28, 339,303.06 and 86,088.36

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Solution

The fourth proportional to 226,406.28, 339,303.06 and 86,088.36 is: 129,016.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,406.28 : 339,303.06 = 86,088.36 : x
  2. Step 2: Convert to fraction form
    226,406.28/339,303.06 = 86,088.36/x
  3. Step 3: Cross multiply
    226,406.28x = 339,303.06 × 86,088.36
  4. Step 4: Simplify right side
    226,406.28x = 29,210,043,978.38
  5. Step 5: Solve for x
    x = 29,210,043,978.38/226,406.28
  6. Step 6: Final answer
    x = 129,016.05

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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.