Home / 133,821.28-184,664.19-73,390.60

Finding the Fourth Proportional to 133,821.28, 184,664.19 and 73,390.60

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Solution

The fourth proportional to 133,821.28, 184,664.19 and 73,390.60 is: 101,274.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,821.28 : 184,664.19 = 73,390.60 : x
  2. Step 2: Convert to fraction form
    133,821.28/184,664.19 = 73,390.60/x
  3. Step 3: Cross multiply
    133,821.28x = 184,664.19 × 73,390.60
  4. Step 4: Simplify right side
    133,821.28x = 13,552,615,702.61
  5. Step 5: Solve for x
    x = 13,552,615,702.61/133,821.28
  6. Step 6: Final answer
    x = 101,274.00

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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.