Home / 261,982.08-361,536.48-148,811.04

Finding the Fourth Proportional to 261,982.08, 361,536.48 and 148,811.04

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Solution

The fourth proportional to 261,982.08, 361,536.48 and 148,811.04 is: 205,359.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,982.08 : 361,536.48 = 148,811.04 : x
  2. Step 2: Convert to fraction form
    261,982.08/361,536.48 = 148,811.04/x
  3. Step 3: Cross multiply
    261,982.08x = 361,536.48 × 148,811.04
  4. Step 4: Simplify right side
    261,982.08x = 53,800,619,586.74
  5. Step 5: Solve for x
    x = 53,800,619,586.74/261,982.08
  6. Step 6: Final answer
    x = 205,359.92

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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.