Home / 75,725.37-104,503.13-43,462.77

Finding the Fourth Proportional to 75,725.37, 104,503.13 and 43,462.77

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Solution

The fourth proportional to 75,725.37, 104,503.13 and 43,462.77 is: 59,979.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,725.37 : 104,503.13 = 43,462.77 : x
  2. Step 2: Convert to fraction form
    75,725.37/104,503.13 = 43,462.77/x
  3. Step 3: Cross multiply
    75,725.37x = 104,503.13 × 43,462.77
  4. Step 4: Simplify right side
    75,725.37x = 4,541,995,503.47
  5. Step 5: Solve for x
    x = 4,541,995,503.47/75,725.37
  6. Step 6: Final answer
    x = 59,979.84

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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.