Home / 127,771.29-191,632.23-48,867.03

Finding the Fourth Proportional to 127,771.29, 191,632.23 and 48,867.03

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Solution

The fourth proportional to 127,771.29, 191,632.23 and 48,867.03 is: 73,291.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,771.29 : 191,632.23 = 48,867.03 : x
  2. Step 2: Convert to fraction form
    127,771.29/191,632.23 = 48,867.03/x
  3. Step 3: Cross multiply
    127,771.29x = 191,632.23 × 48,867.03
  4. Step 4: Simplify right side
    127,771.29x = 9,364,497,932.38
  5. Step 5: Solve for x
    x = 9,364,497,932.38/127,771.29
  6. Step 6: Final answer
    x = 73,291.10

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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.