Home / 49,650.12-74,480.64-14,592.50

Finding the Fourth Proportional to 49,650.12, 74,480.64 and 14,592.50

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Solution

The fourth proportional to 49,650.12, 74,480.64 and 14,592.50 is: 21,890.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,650.12 : 74,480.64 = 14,592.50 : x
  2. Step 2: Convert to fraction form
    49,650.12/74,480.64 = 14,592.50/x
  3. Step 3: Cross multiply
    49,650.12x = 74,480.64 × 14,592.50
  4. Step 4: Simplify right side
    49,650.12x = 1,086,858,739.20
  5. Step 5: Solve for x
    x = 1,086,858,739.20/49,650.12
  6. Step 6: Final answer
    x = 21,890.35

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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.