Home / 49,727.20-74,569.20-16,434.40

Finding the Fourth Proportional to 49,727.20, 74,569.20 and 16,434.40

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Solution

The fourth proportional to 49,727.20, 74,569.20 and 16,434.40 is: 24,644.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,727.20 : 74,569.20 = 16,434.40 : x
  2. Step 2: Convert to fraction form
    49,727.20/74,569.20 = 16,434.40/x
  3. Step 3: Cross multiply
    49,727.20x = 74,569.20 × 16,434.40
  4. Step 4: Simplify right side
    49,727.20x = 1,225,500,060.48
  5. Step 5: Solve for x
    x = 1,225,500,060.48/49,727.20
  6. Step 6: Final answer
    x = 24,644.46

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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.