Home / 74,333.05-102,664.76-48,952.87

Finding the Fourth Proportional to 74,333.05, 102,664.76 and 48,952.87

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Solution

The fourth proportional to 74,333.05, 102,664.76 and 48,952.87 is: 67,611.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,333.05 : 102,664.76 = 48,952.87 : x
  2. Step 2: Convert to fraction form
    74,333.05/102,664.76 = 48,952.87/x
  3. Step 3: Cross multiply
    74,333.05x = 102,664.76 × 48,952.87
  4. Step 4: Simplify right side
    74,333.05x = 5,025,734,649.86
  5. Step 5: Solve for x
    x = 5,025,734,649.86/74,333.05
  6. Step 6: Final answer
    x = 67,611.04

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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.