Home / 193,546.59-290,160.04-85,398.96

Finding the Fourth Proportional to 193,546.59, 290,160.04 and 85,398.96

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Solution

The fourth proportional to 193,546.59, 290,160.04 and 85,398.96 is: 128,027.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,546.59 : 290,160.04 = 85,398.96 : x
  2. Step 2: Convert to fraction form
    193,546.59/290,160.04 = 85,398.96/x
  3. Step 3: Cross multiply
    193,546.59x = 290,160.04 × 85,398.96
  4. Step 4: Simplify right side
    193,546.59x = 24,779,365,649.56
  5. Step 5: Solve for x
    x = 24,779,365,649.56/193,546.59
  6. Step 6: Final answer
    x = 128,027.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.