Home / 49,417.73-74,138.40-16,137.86

Finding the Fourth Proportional to 49,417.73, 74,138.40 and 16,137.86

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Solution

The fourth proportional to 49,417.73, 74,138.40 and 16,137.86 is: 24,210.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,417.73 : 74,138.40 = 16,137.86 : x
  2. Step 2: Convert to fraction form
    49,417.73/74,138.40 = 16,137.86/x
  3. Step 3: Cross multiply
    49,417.73x = 74,138.40 × 16,137.86
  4. Step 4: Simplify right side
    49,417.73x = 1,196,435,119.82
  5. Step 5: Solve for x
    x = 1,196,435,119.82/49,417.73
  6. Step 6: Final answer
    x = 24,210.65

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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.