Home / 49,900.74-74,829.24-18,714.12

Finding the Fourth Proportional to 49,900.74, 74,829.24 and 18,714.12

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Solution

The fourth proportional to 49,900.74, 74,829.24 and 18,714.12 is: 28,062.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,900.74 : 74,829.24 = 18,714.12 : x
  2. Step 2: Convert to fraction form
    49,900.74/74,829.24 = 18,714.12/x
  3. Step 3: Cross multiply
    49,900.74x = 74,829.24 × 18,714.12
  4. Step 4: Simplify right side
    49,900.74x = 1,400,363,376.87
  5. Step 5: Solve for x
    x = 1,400,363,376.87/49,900.74
  6. Step 6: Final answer
    x = 28,062.98

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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.