Home / 150,487.07-207,674.50-82,510.25

Finding the Fourth Proportional to 150,487.07, 207,674.50 and 82,510.25

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Solution

The fourth proportional to 150,487.07, 207,674.50 and 82,510.25 is: 113,865.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,487.07 : 207,674.50 = 82,510.25 : x
  2. Step 2: Convert to fraction form
    150,487.07/207,674.50 = 82,510.25/x
  3. Step 3: Cross multiply
    150,487.07x = 207,674.50 × 82,510.25
  4. Step 4: Simplify right side
    150,487.07x = 17,135,274,913.63
  5. Step 5: Solve for x
    x = 17,135,274,913.63/150,487.07
  6. Step 6: Final answer
    x = 113,865.43

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1.5x scale

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.