Home / 192,033.18-265,006.08-107,150.45

Finding the Fourth Proportional to 192,033.18, 265,006.08 and 107,150.45

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Solution

The fourth proportional to 192,033.18, 265,006.08 and 107,150.45 is: 147,867.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,033.18 : 265,006.08 = 107,150.45 : x
  2. Step 2: Convert to fraction form
    192,033.18/265,006.08 = 107,150.45/x
  3. Step 3: Cross multiply
    192,033.18x = 265,006.08 × 107,150.45
  4. Step 4: Simplify right side
    192,033.18x = 28,395,519,399.71
  5. Step 5: Solve for x
    x = 28,395,519,399.71/192,033.18
  6. Step 6: Final answer
    x = 147,867.78

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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.