Home / 165,990.48-229,057.76-94,360.56

Finding the Fourth Proportional to 165,990.48, 229,057.76 and 94,360.56

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Solution

The fourth proportional to 165,990.48, 229,057.76 and 94,360.56 is: 130,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,990.48 : 229,057.76 = 94,360.56 : x
  2. Step 2: Convert to fraction form
    165,990.48/229,057.76 = 94,360.56/x
  3. Step 3: Cross multiply
    165,990.48x = 229,057.76 × 94,360.56
  4. Step 4: Simplify right side
    165,990.48x = 21,614,018,505.95
  5. Step 5: Solve for x
    x = 21,614,018,505.95/165,990.48
  6. Step 6: Final answer
    x = 130,212.40

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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.