Home / 165,854.91-228,698.90-112,046.50

Finding the Fourth Proportional to 165,854.91, 228,698.90 and 112,046.50

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Solution

The fourth proportional to 165,854.91, 228,698.90 and 112,046.50 is: 154,501.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,854.91 : 228,698.90 = 112,046.50 : x
  2. Step 2: Convert to fraction form
    165,854.91/228,698.90 = 112,046.50/x
  3. Step 3: Cross multiply
    165,854.91x = 228,698.90 × 112,046.50
  4. Step 4: Simplify right side
    165,854.91x = 25,624,909,595.12
  5. Step 5: Solve for x
    x = 25,624,909,595.12/165,854.91
  6. Step 6: Final answer
    x = 154,501.97

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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.