Home / 189,525.13-261,233.21-134,353.25

Finding the Fourth Proportional to 189,525.13, 261,233.21 and 134,353.25

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Solution

The fourth proportional to 189,525.13, 261,233.21 and 134,353.25 is: 185,186.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,525.13 : 261,233.21 = 134,353.25 : x
  2. Step 2: Convert to fraction form
    189,525.13/261,233.21 = 134,353.25/x
  3. Step 3: Cross multiply
    189,525.13x = 261,233.21 × 134,353.25
  4. Step 4: Simplify right side
    189,525.13x = 35,097,530,099.67
  5. Step 5: Solve for x
    x = 35,097,530,099.67/189,525.13
  6. Step 6: Final answer
    x = 185,186.69

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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.