Home / 126,060.42-189,090.09-37,314.48

Finding the Fourth Proportional to 126,060.42, 189,090.09 and 37,314.48

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Solution

The fourth proportional to 126,060.42, 189,090.09 and 37,314.48 is: 55,971.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,060.42 : 189,090.09 = 37,314.48 : x
  2. Step 2: Convert to fraction form
    126,060.42/189,090.09 = 37,314.48/x
  3. Step 3: Cross multiply
    126,060.42x = 189,090.09 × 37,314.48
  4. Step 4: Simplify right side
    126,060.42x = 7,055,798,381.50
  5. Step 5: Solve for x
    x = 7,055,798,381.50/126,060.42
  6. Step 6: Final answer
    x = 55,971.56

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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.