Home / 203,170.04-304,817.46-90,944.84

Finding the Fourth Proportional to 203,170.04, 304,817.46 and 90,944.84

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Solution

The fourth proportional to 203,170.04, 304,817.46 and 90,944.84 is: 136,445.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,170.04 : 304,817.46 = 90,944.84 : x
  2. Step 2: Convert to fraction form
    203,170.04/304,817.46 = 90,944.84/x
  3. Step 3: Cross multiply
    203,170.04x = 304,817.46 × 90,944.84
  4. Step 4: Simplify right side
    203,170.04x = 27,721,575,128.91
  5. Step 5: Solve for x
    x = 27,721,575,128.91/203,170.04
  6. Step 6: Final answer
    x = 136,445.19

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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.