Home / 162,166.12-223,789.38-90,546.04

Finding the Fourth Proportional to 162,166.12, 223,789.38 and 90,546.04

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Solution

The fourth proportional to 162,166.12, 223,789.38 and 90,546.04 is: 124,953.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,166.12 : 223,789.38 = 90,546.04 : x
  2. Step 2: Convert to fraction form
    162,166.12/223,789.38 = 90,546.04/x
  3. Step 3: Cross multiply
    162,166.12x = 223,789.38 × 90,546.04
  4. Step 4: Simplify right side
    162,166.12x = 20,263,242,153.06
  5. Step 5: Solve for x
    x = 20,263,242,153.06/162,166.12
  6. Step 6: Final answer
    x = 124,953.61

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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.