Home / 252,126.04-378,189.08-146,944.60

Finding the Fourth Proportional to 252,126.04, 378,189.08 and 146,944.60

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Solution

The fourth proportional to 252,126.04, 378,189.08 and 146,944.60 is: 220,416.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,126.04 : 378,189.08 = 146,944.60 : x
  2. Step 2: Convert to fraction form
    252,126.04/378,189.08 = 146,944.60/x
  3. Step 3: Cross multiply
    252,126.04x = 378,189.08 × 146,944.60
  4. Step 4: Simplify right side
    252,126.04x = 55,572,843,084.97
  5. Step 5: Solve for x
    x = 55,572,843,084.97/252,126.04
  6. Step 6: Final answer
    x = 220,416.91

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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.