Home / 165,619.52-228,556.05-94,000.74

Finding the Fourth Proportional to 165,619.52, 228,556.05 and 94,000.74

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Solution

The fourth proportional to 165,619.52, 228,556.05 and 94,000.74 is: 129,721.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,619.52 : 228,556.05 = 94,000.74 : x
  2. Step 2: Convert to fraction form
    165,619.52/228,556.05 = 94,000.74/x
  3. Step 3: Cross multiply
    165,619.52x = 228,556.05 × 94,000.74
  4. Step 4: Simplify right side
    165,619.52x = 21,484,436,621.89
  5. Step 5: Solve for x
    x = 21,484,436,621.89/165,619.52
  6. Step 6: Final answer
    x = 129,721.65

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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.