Home / 124,641.35-186,965.82-48,736.86

Finding the Fourth Proportional to 124,641.35, 186,965.82 and 48,736.86

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Solution

The fourth proportional to 124,641.35, 186,965.82 and 48,736.86 is: 73,106.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,641.35 : 186,965.82 = 48,736.86 : x
  2. Step 2: Convert to fraction form
    124,641.35/186,965.82 = 48,736.86/x
  3. Step 3: Cross multiply
    124,641.35x = 186,965.82 × 48,736.86
  4. Step 4: Simplify right side
    124,641.35x = 9,112,126,388.44
  5. Step 5: Solve for x
    x = 9,112,126,388.44/124,641.35
  6. Step 6: Final answer
    x = 73,106.77

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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.