Home / 50,702.16-76,063.38-15,640.50

Finding the Fourth Proportional to 50,702.16, 76,063.38 and 15,640.50

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Solution

The fourth proportional to 50,702.16, 76,063.38 and 15,640.50 is: 23,463.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,702.16 : 76,063.38 = 15,640.50 : x
  2. Step 2: Convert to fraction form
    50,702.16/76,063.38 = 15,640.50/x
  3. Step 3: Cross multiply
    50,702.16x = 76,063.38 × 15,640.50
  4. Step 4: Simplify right side
    50,702.16x = 1,189,669,294.89
  5. Step 5: Solve for x
    x = 1,189,669,294.89/50,702.16
  6. Step 6: Final answer
    x = 23,463.88

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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.