Home / 225,534.44-311,233.38-130,045.16

Finding the Fourth Proportional to 225,534.44, 311,233.38 and 130,045.16

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Solution

The fourth proportional to 225,534.44, 311,233.38 and 130,045.16 is: 179,459.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,534.44 : 311,233.38 = 130,045.16 : x
  2. Step 2: Convert to fraction form
    225,534.44/311,233.38 = 130,045.16/x
  3. Step 3: Cross multiply
    225,534.44x = 311,233.38 × 130,045.16
  4. Step 4: Simplify right side
    225,534.44x = 40,474,394,699.44
  5. Step 5: Solve for x
    x = 40,474,394,699.44/225,534.44
  6. Step 6: Final answer
    x = 179,459.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.