Home / 49,476.72-74,214-12,036.96

Finding the Fourth Proportional to 49,476.72, 74,214 and 12,036.96

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Solution

The fourth proportional to 49,476.72, 74,214 and 12,036.96 is: 18,055.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,476.72 : 74,214 = 12,036.96 : x
  2. Step 2: Convert to fraction form
    49,476.72/74,214 = 12,036.96/x
  3. Step 3: Cross multiply
    49,476.72x = 74,214 × 12,036.96
  4. Step 4: Simplify right side
    49,476.72x = 893,310,949.44
  5. Step 5: Solve for x
    x = 893,310,949.44/49,476.72
  6. Step 6: Final answer
    x = 18,055.18

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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.