Home / 134,091.90-185,055.57-73,662.66

Finding the Fourth Proportional to 134,091.90, 185,055.57 and 73,662.66

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Solution

The fourth proportional to 134,091.90, 185,055.57 and 73,662.66 is: 101,659.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,091.90 : 185,055.57 = 73,662.66 : x
  2. Step 2: Convert to fraction form
    134,091.90/185,055.57 = 73,662.66/x
  3. Step 3: Cross multiply
    134,091.90x = 185,055.57 × 73,662.66
  4. Step 4: Simplify right side
    134,091.90x = 13,631,685,534.02
  5. Step 5: Solve for x
    x = 13,631,685,534.02/134,091.90
  6. Step 6: Final answer
    x = 101,659.28

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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.