Home / 196,424.24-271,055.80-111,530.16

Finding the Fourth Proportional to 196,424.24, 271,055.80 and 111,530.16

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Solution

The fourth proportional to 196,424.24, 271,055.80 and 111,530.16 is: 153,906.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,424.24 : 271,055.80 = 111,530.16 : x
  2. Step 2: Convert to fraction form
    196,424.24/271,055.80 = 111,530.16/x
  3. Step 3: Cross multiply
    196,424.24x = 271,055.80 × 111,530.16
  4. Step 4: Simplify right side
    196,424.24x = 30,230,896,742.93
  5. Step 5: Solve for x
    x = 30,230,896,742.93/196,424.24
  6. Step 6: Final answer
    x = 153,906.14

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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.