Home / 199,430.32-298,977.68-92,760.07

Finding the Fourth Proportional to 199,430.32, 298,977.68 and 92,760.07

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Solution

The fourth proportional to 199,430.32, 298,977.68 and 92,760.07 is: 139,062.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,430.32 : 298,977.68 = 92,760.07 : x
  2. Step 2: Convert to fraction form
    199,430.32/298,977.68 = 92,760.07/x
  3. Step 3: Cross multiply
    199,430.32x = 298,977.68 × 92,760.07
  4. Step 4: Simplify right side
    199,430.32x = 27,733,188,566.55
  5. Step 5: Solve for x
    x = 27,733,188,566.55/199,430.32
  6. Step 6: Final answer
    x = 139,062.05

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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.