Home / 196,086.40-294,277.92-143,632.24

Finding the Fourth Proportional to 196,086.40, 294,277.92 and 143,632.24

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Solution

The fourth proportional to 196,086.40, 294,277.92 and 143,632.24 is: 215,557.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,086.40 : 294,277.92 = 143,632.24 : x
  2. Step 2: Convert to fraction form
    196,086.40/294,277.92 = 143,632.24/x
  3. Step 3: Cross multiply
    196,086.40x = 294,277.92 × 143,632.24
  4. Step 4: Simplify right side
    196,086.40x = 42,267,796,832.14
  5. Step 5: Solve for x
    x = 42,267,796,832.14/196,086.40
  6. Step 6: Final answer
    x = 215,557.00

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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.