Home / 49,727.93-74,590.07-12,287.70

Finding the Fourth Proportional to 49,727.93, 74,590.07 and 12,287.70

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Solution

The fourth proportional to 49,727.93, 74,590.07 and 12,287.70 is: 18,431.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,727.93 : 74,590.07 = 12,287.70 : x
  2. Step 2: Convert to fraction form
    49,727.93/74,590.07 = 12,287.70/x
  3. Step 3: Cross multiply
    49,727.93x = 74,590.07 × 12,287.70
  4. Step 4: Simplify right side
    49,727.93x = 916,540,341.70
  5. Step 5: Solve for x
    x = 916,540,341.70/49,727.93
  6. Step 6: Final answer
    x = 18,431.10

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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.