Home / 49,989.09-74,983.50-16,709.16

Finding the Fourth Proportional to 49,989.09, 74,983.50 and 16,709.16

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Solution

The fourth proportional to 49,989.09, 74,983.50 and 16,709.16 is: 25,063.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,989.09 : 74,983.50 = 16,709.16 : x
  2. Step 2: Convert to fraction form
    49,989.09/74,983.50 = 16,709.16/x
  3. Step 3: Cross multiply
    49,989.09x = 74,983.50 × 16,709.16
  4. Step 4: Simplify right side
    49,989.09x = 1,252,911,298.86
  5. Step 5: Solve for x
    x = 1,252,911,298.86/49,989.09
  6. Step 6: Final answer
    x = 25,063.69

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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.