Home / 50,442.92-75,663.99-18,860.95

Finding the Fourth Proportional to 50,442.92, 75,663.99 and 18,860.95

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Solution

The fourth proportional to 50,442.92, 75,663.99 and 18,860.95 is: 28,291.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,442.92 : 75,663.99 = 18,860.95 : x
  2. Step 2: Convert to fraction form
    50,442.92/75,663.99 = 18,860.95/x
  3. Step 3: Cross multiply
    50,442.92x = 75,663.99 × 18,860.95
  4. Step 4: Simplify right side
    50,442.92x = 1,427,094,826.77
  5. Step 5: Solve for x
    x = 1,427,094,826.77/50,442.92
  6. Step 6: Final answer
    x = 28,291.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.