Home / 49,482.72-74,223-12,042.96

Finding the Fourth Proportional to 49,482.72, 74,223 and 12,042.96

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Solution

The fourth proportional to 49,482.72, 74,223 and 12,042.96 is: 18,064.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,482.72 : 74,223 = 12,042.96 : x
  2. Step 2: Convert to fraction form
    49,482.72/74,223 = 12,042.96/x
  3. Step 3: Cross multiply
    49,482.72x = 74,223 × 12,042.96
  4. Step 4: Simplify right side
    49,482.72x = 893,864,620.08
  5. Step 5: Solve for x
    x = 893,864,620.08/49,482.72
  6. Step 6: Final answer
    x = 18,064.18

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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.