Home / 193,019.24-289,849.44-130,243.16

Finding the Fourth Proportional to 193,019.24, 289,849.44 and 130,243.16

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Solution

The fourth proportional to 193,019.24, 289,849.44 and 130,243.16 is: 195,581.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,019.24 : 289,849.44 = 130,243.16 : x
  2. Step 2: Convert to fraction form
    193,019.24/289,849.44 = 130,243.16/x
  3. Step 3: Cross multiply
    193,019.24x = 289,849.44 × 130,243.16
  4. Step 4: Simplify right side
    193,019.24x = 37,750,906,989.83
  5. Step 5: Solve for x
    x = 37,750,906,989.83/193,019.24
  6. Step 6: Final answer
    x = 195,581.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.