Home / 196,823.93-271,747.76-151,421.81

Finding the Fourth Proportional to 196,823.93, 271,747.76 and 151,421.81

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Solution

The fourth proportional to 196,823.93, 271,747.76 and 151,421.81 is: 209,062.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,823.93 : 271,747.76 = 151,421.81 : x
  2. Step 2: Convert to fraction form
    196,823.93/271,747.76 = 151,421.81/x
  3. Step 3: Cross multiply
    196,823.93x = 271,747.76 × 151,421.81
  4. Step 4: Simplify right side
    196,823.93x = 41,148,537,682.65
  5. Step 5: Solve for x
    x = 41,148,537,682.65/196,823.93
  6. Step 6: Final answer
    x = 209,062.68

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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.