Home / 89,750.96-123,849.77-49,462.37

Finding the Fourth Proportional to 89,750.96, 123,849.77 and 49,462.37

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Solution

The fourth proportional to 89,750.96, 123,849.77 and 49,462.37 is: 68,254.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,750.96 : 123,849.77 = 49,462.37 : x
  2. Step 2: Convert to fraction form
    89,750.96/123,849.77 = 49,462.37/x
  3. Step 3: Cross multiply
    89,750.96x = 123,849.77 × 49,462.37
  4. Step 4: Simplify right side
    89,750.96x = 6,125,902,281.59
  5. Step 5: Solve for x
    x = 6,125,902,281.59/89,750.96
  6. Step 6: Final answer
    x = 68,254.45

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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.