Home / 190,253.54-262,549.32-109,680.68

Finding the Fourth Proportional to 190,253.54, 262,549.32 and 109,680.68

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Solution

The fourth proportional to 190,253.54, 262,549.32 and 109,680.68 is: 151,359.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,253.54 : 262,549.32 = 109,680.68 : x
  2. Step 2: Convert to fraction form
    190,253.54/262,549.32 = 109,680.68/x
  3. Step 3: Cross multiply
    190,253.54x = 262,549.32 × 109,680.68
  4. Step 4: Simplify right side
    190,253.54x = 28,796,587,951.14
  5. Step 5: Solve for x
    x = 28,796,587,951.14/190,253.54
  6. Step 6: Final answer
    x = 151,359.01

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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.