Home / 184,730.64-277,086-72,431.04

Finding the Fourth Proportional to 184,730.64, 277,086 and 72,431.04

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Solution

The fourth proportional to 184,730.64, 277,086 and 72,431.04 is: 108,642.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,730.64 : 277,086 = 72,431.04 : x
  2. Step 2: Convert to fraction form
    184,730.64/277,086 = 72,431.04/x
  3. Step 3: Cross multiply
    184,730.64x = 277,086 × 72,431.04
  4. Step 4: Simplify right side
    184,730.64x = 20,069,627,149.44
  5. Step 5: Solve for x
    x = 20,069,627,149.44/184,730.64
  6. Step 6: Final answer
    x = 108,642.65

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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.