Home / 49,619.40-74,429.10-29,936.40

Finding the Fourth Proportional to 49,619.40, 74,429.10 and 29,936.40

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Solution

The fourth proportional to 49,619.40, 74,429.10 and 29,936.40 is: 44,904.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,619.40 : 74,429.10 = 29,936.40 : x
  2. Step 2: Convert to fraction form
    49,619.40/74,429.10 = 29,936.40/x
  3. Step 3: Cross multiply
    49,619.40x = 74,429.10 × 29,936.40
  4. Step 4: Simplify right side
    49,619.40x = 2,228,139,309.24
  5. Step 5: Solve for x
    x = 2,228,139,309.24/49,619.40
  6. Step 6: Final answer
    x = 44,904.60

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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.