Home / 49,487.16-74,229.70-12,047.43

Finding the Fourth Proportional to 49,487.16, 74,229.70 and 12,047.43

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Solution

The fourth proportional to 49,487.16, 74,229.70 and 12,047.43 is: 18,070.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,487.16 : 74,229.70 = 12,047.43 : x
  2. Step 2: Convert to fraction form
    49,487.16/74,229.70 = 12,047.43/x
  3. Step 3: Cross multiply
    49,487.16x = 74,229.70 × 12,047.43
  4. Step 4: Simplify right side
    49,487.16x = 894,277,114.67
  5. Step 5: Solve for x
    x = 894,277,114.67/49,487.16
  6. Step 6: Final answer
    x = 18,070.89

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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.