Home / 247,762.20-371,644.26-70,263.96

Finding the Fourth Proportional to 247,762.20, 371,644.26 and 70,263.96

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Solution

The fourth proportional to 247,762.20, 371,644.26 and 70,263.96 is: 105,396.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,762.20 : 371,644.26 = 70,263.96 : x
  2. Step 2: Convert to fraction form
    247,762.20/371,644.26 = 70,263.96/x
  3. Step 3: Cross multiply
    247,762.20x = 371,644.26 × 70,263.96
  4. Step 4: Simplify right side
    247,762.20x = 26,113,197,418.87
  5. Step 5: Solve for x
    x = 26,113,197,418.87/247,762.20
  6. Step 6: Final answer
    x = 105,396.21

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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.