Home / 145,845.56-218,768.34-35,037.56

Finding the Fourth Proportional to 145,845.56, 218,768.34 and 35,037.56

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Solution

The fourth proportional to 145,845.56, 218,768.34 and 35,037.56 is: 52,556.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,845.56 : 218,768.34 = 35,037.56 : x
  2. Step 2: Convert to fraction form
    145,845.56/218,768.34 = 35,037.56/x
  3. Step 3: Cross multiply
    145,845.56x = 218,768.34 × 35,037.56
  4. Step 4: Simplify right side
    145,845.56x = 7,665,109,517.16
  5. Step 5: Solve for x
    x = 7,665,109,517.16/145,845.56
  6. Step 6: Final answer
    x = 52,556.34

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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.