Home / 137,016.16-205,523.60-43,529.20

Finding the Fourth Proportional to 137,016.16, 205,523.60 and 43,529.20

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Solution

The fourth proportional to 137,016.16, 205,523.60 and 43,529.20 is: 65,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,016.16 : 205,523.60 = 43,529.20 : x
  2. Step 2: Convert to fraction form
    137,016.16/205,523.60 = 43,529.20/x
  3. Step 3: Cross multiply
    137,016.16x = 205,523.60 × 43,529.20
  4. Step 4: Simplify right side
    137,016.16x = 8,946,277,889.12
  5. Step 5: Solve for x
    x = 8,946,277,889.12/137,016.16
  6. Step 6: Final answer
    x = 65,293.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.