Home / 261,942.24-361,483.56-158,575.07

Finding the Fourth Proportional to 261,942.24, 361,483.56 and 158,575.07

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Solution

The fourth proportional to 261,942.24, 361,483.56 and 158,575.07 is: 218,835.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,942.24 : 361,483.56 = 158,575.07 : x
  2. Step 2: Convert to fraction form
    261,942.24/361,483.56 = 158,575.07/x
  3. Step 3: Cross multiply
    261,942.24x = 361,483.56 × 158,575.07
  4. Step 4: Simplify right side
    261,942.24x = 57,322,279,961.97
  5. Step 5: Solve for x
    x = 57,322,279,961.97/261,942.24
  6. Step 6: Final answer
    x = 218,835.57

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1.5x scale

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.