Home / 178,911.37-268,128.91-94,653.55

Finding the Fourth Proportional to 178,911.37, 268,128.91 and 94,653.55

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Solution

The fourth proportional to 178,911.37, 268,128.91 and 94,653.55 is: 141,854.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,911.37 : 268,128.91 = 94,653.55 : x
  2. Step 2: Convert to fraction form
    178,911.37/268,128.91 = 94,653.55/x
  3. Step 3: Cross multiply
    178,911.37x = 268,128.91 × 94,653.55
  4. Step 4: Simplify right side
    178,911.37x = 25,379,353,189.13
  5. Step 5: Solve for x
    x = 25,379,353,189.13/178,911.37
  6. Step 6: Final answer
    x = 141,854.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.