Home / 127,824.48-191,746.44-43,558.56

Finding the Fourth Proportional to 127,824.48, 191,746.44 and 43,558.56

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Solution

The fourth proportional to 127,824.48, 191,746.44 and 43,558.56 is: 65,341.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,824.48 : 191,746.44 = 43,558.56 : x
  2. Step 2: Convert to fraction form
    127,824.48/191,746.44 = 43,558.56/x
  3. Step 3: Cross multiply
    127,824.48x = 191,746.44 × 43,558.56
  4. Step 4: Simplify right side
    127,824.48x = 8,352,198,811.53
  5. Step 5: Solve for x
    x = 8,352,198,811.53/127,824.48
  6. Step 6: Final answer
    x = 65,341.15

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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.