Home / 196,723.47-271,501.44-111,853.29

Finding the Fourth Proportional to 196,723.47, 271,501.44 and 111,853.29

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Solution

The fourth proportional to 196,723.47, 271,501.44 and 111,853.29 is: 154,370.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,723.47 : 271,501.44 = 111,853.29 : x
  2. Step 2: Convert to fraction form
    196,723.47/271,501.44 = 111,853.29/x
  3. Step 3: Cross multiply
    196,723.47x = 271,501.44 × 111,853.29
  4. Step 4: Simplify right side
    196,723.47x = 30,368,329,303.74
  5. Step 5: Solve for x
    x = 30,368,329,303.74/196,723.47
  6. Step 6: Final answer
    x = 154,370.65

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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.