Home / 49,501.18-74,288.67-19,919.26

Finding the Fourth Proportional to 49,501.18, 74,288.67 and 19,919.26

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Solution

The fourth proportional to 49,501.18, 74,288.67 and 19,919.26 is: 29,893.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,501.18 : 74,288.67 = 19,919.26 : x
  2. Step 2: Convert to fraction form
    49,501.18/74,288.67 = 19,919.26/x
  3. Step 3: Cross multiply
    49,501.18x = 74,288.67 × 19,919.26
  4. Step 4: Simplify right side
    49,501.18x = 1,479,775,332.78
  5. Step 5: Solve for x
    x = 1,479,775,332.78/49,501.18
  6. Step 6: Final answer
    x = 29,893.74

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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.