Home / 127,824.48-191,723.76-44,712

Finding the Fourth Proportional to 127,824.48, 191,723.76 and 44,712

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Solution

The fourth proportional to 127,824.48, 191,723.76 and 44,712 is: 67,063.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,824.48 : 191,723.76 = 44,712 : x
  2. Step 2: Convert to fraction form
    127,824.48/191,723.76 = 44,712/x
  3. Step 3: Cross multiply
    127,824.48x = 191,723.76 × 44,712
  4. Step 4: Simplify right side
    127,824.48x = 8,572,352,757.12
  5. Step 5: Solve for x
    x = 8,572,352,757.12/127,824.48
  6. Step 6: Final answer
    x = 67,063.47

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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.