Home / 75,741.96-104,524.32-43,929.72

Finding the Fourth Proportional to 75,741.96, 104,524.32 and 43,929.72

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Solution

The fourth proportional to 75,741.96, 104,524.32 and 43,929.72 is: 60,623.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,741.96 : 104,524.32 = 43,929.72 : x
  2. Step 2: Convert to fraction form
    75,741.96/104,524.32 = 43,929.72/x
  3. Step 3: Cross multiply
    75,741.96x = 104,524.32 × 43,929.72
  4. Step 4: Simplify right side
    75,741.96x = 4,591,724,110.79
  5. Step 5: Solve for x
    x = 4,591,724,110.79/75,741.96
  6. Step 6: Final answer
    x = 60,623.25

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1.5x scale

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.