Home / 179,004.52-247,019.79-98,431.30

Finding the Fourth Proportional to 179,004.52, 247,019.79 and 98,431.30

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Solution

The fourth proportional to 179,004.52, 247,019.79 and 98,431.30 is: 135,831.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,004.52 : 247,019.79 = 98,431.30 : x
  2. Step 2: Convert to fraction form
    179,004.52/247,019.79 = 98,431.30/x
  3. Step 3: Cross multiply
    179,004.52x = 247,019.79 × 98,431.30
  4. Step 4: Simplify right side
    179,004.52x = 24,314,479,055.43
  5. Step 5: Solve for x
    x = 24,314,479,055.43/179,004.52
  6. Step 6: Final answer
    x = 135,831.65

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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.