Home / 184,180.78-254,151.66-103,636.18

Finding the Fourth Proportional to 184,180.78, 254,151.66 and 103,636.18

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Solution

The fourth proportional to 184,180.78, 254,151.66 and 103,636.18 is: 143,007.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,180.78 : 254,151.66 = 103,636.18 : x
  2. Step 2: Convert to fraction form
    184,180.78/254,151.66 = 103,636.18/x
  3. Step 3: Cross multiply
    184,180.78x = 254,151.66 × 103,636.18
  4. Step 4: Simplify right side
    184,180.78x = 26,339,307,183.06
  5. Step 5: Solve for x
    x = 26,339,307,183.06/184,180.78
  6. Step 6: Final answer
    x = 143,007.90

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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.