Home / 126,090.60-189,135.06-37,344.60

Finding the Fourth Proportional to 126,090.60, 189,135.06 and 37,344.60

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Solution

The fourth proportional to 126,090.60, 189,135.06 and 37,344.60 is: 56,016.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,090.60 : 189,135.06 = 37,344.60 : x
  2. Step 2: Convert to fraction form
    126,090.60/189,135.06 = 37,344.60/x
  3. Step 3: Cross multiply
    126,090.60x = 189,135.06 × 37,344.60
  4. Step 4: Simplify right side
    126,090.60x = 7,063,173,161.68
  5. Step 5: Solve for x
    x = 7,063,173,161.68/126,090.60
  6. Step 6: Final answer
    x = 56,016.65

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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.