Home / 165,965.58-229,031.46-94,345.61

Finding the Fourth Proportional to 165,965.58, 229,031.46 and 94,345.61

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Solution

The fourth proportional to 165,965.58, 229,031.46 and 94,345.61 is: 130,196.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,965.58 : 229,031.46 = 94,345.61 : x
  2. Step 2: Convert to fraction form
    165,965.58/229,031.46 = 94,345.61/x
  3. Step 3: Cross multiply
    165,965.58x = 229,031.46 × 94,345.61
  4. Step 4: Simplify right side
    165,965.58x = 21,608,111,657.73
  5. Step 5: Solve for x
    x = 21,608,111,657.73/165,965.58
  6. Step 6: Final answer
    x = 130,196.34

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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.