Home / 47,042.56-70,571.94-15,870.52

Finding the Fourth Proportional to 47,042.56, 70,571.94 and 15,870.52

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Solution

The fourth proportional to 47,042.56, 70,571.94 and 15,870.52 is: 23,808.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,042.56 : 70,571.94 = 15,870.52 : x
  2. Step 2: Convert to fraction form
    47,042.56/70,571.94 = 15,870.52/x
  3. Step 3: Cross multiply
    47,042.56x = 70,571.94 × 15,870.52
  4. Step 4: Simplify right side
    47,042.56x = 1,120,013,385.21
  5. Step 5: Solve for x
    x = 1,120,013,385.21/47,042.56
  6. Step 6: Final answer
    x = 23,808.51

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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.