Home / 150,475.27-207,621.76-102,083.80

Finding the Fourth Proportional to 150,475.27, 207,621.76 and 102,083.80

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Solution

The fourth proportional to 150,475.27, 207,621.76 and 102,083.80 is: 140,852.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,475.27 : 207,621.76 = 102,083.80 : x
  2. Step 2: Convert to fraction form
    150,475.27/207,621.76 = 102,083.80/x
  3. Step 3: Cross multiply
    150,475.27x = 207,621.76 × 102,083.80
  4. Step 4: Simplify right side
    150,475.27x = 21,194,818,223.49
  5. Step 5: Solve for x
    x = 21,194,818,223.49/150,475.27
  6. Step 6: Final answer
    x = 140,852.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.