Home / 155,586.24-214,596-107,841.60

Finding the Fourth Proportional to 155,586.24, 214,596 and 107,841.60

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Solution

The fourth proportional to 155,586.24, 214,596 and 107,841.60 is: 148,743.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,586.24 : 214,596 = 107,841.60 : x
  2. Step 2: Convert to fraction form
    155,586.24/214,596 = 107,841.60/x
  3. Step 3: Cross multiply
    155,586.24x = 214,596 × 107,841.60
  4. Step 4: Simplify right side
    155,586.24x = 23,142,375,993.60
  5. Step 5: Solve for x
    x = 23,142,375,993.60/155,586.24
  6. Step 6: Final answer
    x = 148,743.08

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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.