Home / 184,189.91-254,161.48-103,615.77

Finding the Fourth Proportional to 184,189.91, 254,161.48 and 103,615.77

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Solution

The fourth proportional to 184,189.91, 254,161.48 and 103,615.77 is: 142,978.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,189.91 : 254,161.48 = 103,615.77 : x
  2. Step 2: Convert to fraction form
    184,189.91/254,161.48 = 103,615.77/x
  3. Step 3: Cross multiply
    184,189.91x = 254,161.48 × 103,615.77
  4. Step 4: Simplify right side
    184,189.91x = 26,335,137,454.54
  5. Step 5: Solve for x
    x = 26,335,137,454.54/184,189.91
  6. Step 6: Final answer
    x = 142,978.18

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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.