Home / 228,031.05-341,603.64-109,785.36

Finding the Fourth Proportional to 228,031.05, 341,603.64 and 109,785.36

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Solution

The fourth proportional to 228,031.05, 341,603.64 and 109,785.36 is: 164,464.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,031.05 : 341,603.64 = 109,785.36 : x
  2. Step 2: Convert to fraction form
    228,031.05/341,603.64 = 109,785.36/x
  3. Step 3: Cross multiply
    228,031.05x = 341,603.64 × 109,785.36
  4. Step 4: Simplify right side
    228,031.05x = 37,503,078,594.71
  5. Step 5: Solve for x
    x = 37,503,078,594.71/228,031.05
  6. Step 6: Final answer
    x = 164,464.79

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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.