Home / 173,739.36-239,612.32-133,550.40

Finding the Fourth Proportional to 173,739.36, 239,612.32 and 133,550.40

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Solution

The fourth proportional to 173,739.36, 239,612.32 and 133,550.40 is: 184,185.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,739.36 : 239,612.32 = 133,550.40 : x
  2. Step 2: Convert to fraction form
    173,739.36/239,612.32 = 133,550.40/x
  3. Step 3: Cross multiply
    173,739.36x = 239,612.32 × 133,550.40
  4. Step 4: Simplify right side
    173,739.36x = 32,000,321,180.93
  5. Step 5: Solve for x
    x = 32,000,321,180.93/173,739.36
  6. Step 6: Final answer
    x = 184,185.79

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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.