Home / 184,140.81-254,149.20-115,262.22

Finding the Fourth Proportional to 184,140.81, 254,149.20 and 115,262.22

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Solution

The fourth proportional to 184,140.81, 254,149.20 and 115,262.22 is: 159,083.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,140.81 : 254,149.20 = 115,262.22 : x
  2. Step 2: Convert to fraction form
    184,140.81/254,149.20 = 115,262.22/x
  3. Step 3: Cross multiply
    184,140.81x = 254,149.20 × 115,262.22
  4. Step 4: Simplify right side
    184,140.81x = 29,293,801,003.22
  5. Step 5: Solve for x
    x = 29,293,801,003.22/184,140.81
  6. Step 6: Final answer
    x = 159,083.70

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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.