Home / 49,833.69-68,714.63-40,730.81

Finding the Fourth Proportional to 49,833.69, 68,714.63 and 40,730.81

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Solution

The fourth proportional to 49,833.69, 68,714.63 and 40,730.81 is: 56,162.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,833.69 : 68,714.63 = 40,730.81 : x
  2. Step 2: Convert to fraction form
    49,833.69/68,714.63 = 40,730.81/x
  3. Step 3: Cross multiply
    49,833.69x = 68,714.63 × 40,730.81
  4. Step 4: Simplify right side
    49,833.69x = 2,798,802,335.10
  5. Step 5: Solve for x
    x = 2,798,802,335.10/49,833.69
  6. Step 6: Final answer
    x = 56,162.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.