Home / 262,113.42-393,093.96-102,153.75

Finding the Fourth Proportional to 262,113.42, 393,093.96 and 102,153.75

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Solution

The fourth proportional to 262,113.42, 393,093.96 and 102,153.75 is: 153,200.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,113.42 : 393,093.96 = 102,153.75 : x
  2. Step 2: Convert to fraction form
    262,113.42/393,093.96 = 102,153.75/x
  3. Step 3: Cross multiply
    262,113.42x = 393,093.96 × 102,153.75
  4. Step 4: Simplify right side
    262,113.42x = 40,156,022,116.35
  5. Step 5: Solve for x
    x = 40,156,022,116.35/262,113.42
  6. Step 6: Final answer
    x = 153,200.94

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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.