Home / 150,093.28-207,013.32-104,756.80

Finding the Fourth Proportional to 150,093.28, 207,013.32 and 104,756.80

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Solution

The fourth proportional to 150,093.28, 207,013.32 and 104,756.80 is: 144,483.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,093.28 : 207,013.32 = 104,756.80 : x
  2. Step 2: Convert to fraction form
    150,093.28/207,013.32 = 104,756.80/x
  3. Step 3: Cross multiply
    150,093.28x = 207,013.32 × 104,756.80
  4. Step 4: Simplify right side
    150,093.28x = 21,686,052,960.58
  5. Step 5: Solve for x
    x = 21,686,052,960.58/150,093.28
  6. Step 6: Final answer
    x = 144,483.84

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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.