Home / 184,189.38-254,178.81-103,616.88

Finding the Fourth Proportional to 184,189.38, 254,178.81 and 103,616.88

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Solution

The fourth proportional to 184,189.38, 254,178.81 and 103,616.88 is: 142,989.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,189.38 : 254,178.81 = 103,616.88 : x
  2. Step 2: Convert to fraction form
    184,189.38/254,178.81 = 103,616.88/x
  3. Step 3: Cross multiply
    184,189.38x = 254,178.81 × 103,616.88
  4. Step 4: Simplify right side
    184,189.38x = 26,337,215,254.31
  5. Step 5: Solve for x
    x = 26,337,215,254.31/184,189.38
  6. Step 6: Final answer
    x = 142,989.87

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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.