Home / 189,527.13-261,235.96-134,355.25

Finding the Fourth Proportional to 189,527.13, 261,235.96 and 134,355.25

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Solution

The fourth proportional to 189,527.13, 261,235.96 and 134,355.25 is: 185,189.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,527.13 : 261,235.96 = 134,355.25 : x
  2. Step 2: Convert to fraction form
    189,527.13/261,235.96 = 134,355.25/x
  3. Step 3: Cross multiply
    189,527.13x = 261,235.96 × 134,355.25
  4. Step 4: Simplify right side
    189,527.13x = 35,098,422,714.79
  5. Step 5: Solve for x
    x = 35,098,422,714.79/189,527.13
  6. Step 6: Final answer
    x = 185,189.44

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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.