Home / 173,723.82-239,739.78-98,270.70

Finding the Fourth Proportional to 173,723.82, 239,739.78 and 98,270.70

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Solution

The fourth proportional to 173,723.82, 239,739.78 and 98,270.70 is: 135,614.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,723.82 : 239,739.78 = 98,270.70 : x
  2. Step 2: Convert to fraction form
    173,723.82/239,739.78 = 98,270.70/x
  3. Step 3: Cross multiply
    173,723.82x = 239,739.78 × 98,270.70
  4. Step 4: Simplify right side
    173,723.82x = 23,559,395,998.45
  5. Step 5: Solve for x
    x = 23,559,395,998.45/173,723.82
  6. Step 6: Final answer
    x = 135,614.08

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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.