Home / 75,725.43-104,501.52-43,913.22

Finding the Fourth Proportional to 75,725.43, 104,501.52 and 43,913.22

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Solution

The fourth proportional to 75,725.43, 104,501.52 and 43,913.22 is: 60,600.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,725.43 : 104,501.52 = 43,913.22 : x
  2. Step 2: Convert to fraction form
    75,725.43/104,501.52 = 43,913.22/x
  3. Step 3: Cross multiply
    75,725.43x = 104,501.52 × 43,913.22
  4. Step 4: Simplify right side
    75,725.43x = 4,588,998,238.09
  5. Step 5: Solve for x
    x = 4,588,998,238.09/75,725.43
  6. Step 6: Final answer
    x = 60,600.49

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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.