Home / 49,720.19-74,581.54-16,440.26

Finding the Fourth Proportional to 49,720.19, 74,581.54 and 16,440.26

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Solution

The fourth proportional to 49,720.19, 74,581.54 and 16,440.26 is: 24,660.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,720.19 : 74,581.54 = 16,440.26 : x
  2. Step 2: Convert to fraction form
    49,720.19/74,581.54 = 16,440.26/x
  3. Step 3: Cross multiply
    49,720.19x = 74,581.54 × 16,440.26
  4. Step 4: Simplify right side
    49,720.19x = 1,226,139,919.67
  5. Step 5: Solve for x
    x = 1,226,139,919.67/49,720.19
  6. Step 6: Final answer
    x = 24,660.80

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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.