Home / 189,526.72-261,524.46-113,050

Finding the Fourth Proportional to 189,526.72, 261,524.46 and 113,050

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Solution

The fourth proportional to 189,526.72, 261,524.46 and 113,050 is: 155,995.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,526.72 : 261,524.46 = 113,050 : x
  2. Step 2: Convert to fraction form
    189,526.72/261,524.46 = 113,050/x
  3. Step 3: Cross multiply
    189,526.72x = 261,524.46 × 113,050
  4. Step 4: Simplify right side
    189,526.72x = 29,565,340,203
  5. Step 5: Solve for x
    x = 29,565,340,203/189,526.72
  6. Step 6: Final answer
    x = 155,995.63

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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.