Home / 199,143.03-298,714.55-58,890.72

Finding the Fourth Proportional to 199,143.03, 298,714.55 and 58,890.72

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Solution

The fourth proportional to 199,143.03, 298,714.55 and 58,890.72 is: 88,336.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,143.03 : 298,714.55 = 58,890.72 : x
  2. Step 2: Convert to fraction form
    199,143.03/298,714.55 = 58,890.72/x
  3. Step 3: Cross multiply
    199,143.03x = 298,714.55 × 58,890.72
  4. Step 4: Simplify right side
    199,143.03x = 17,591,514,629.52
  5. Step 5: Solve for x
    x = 17,591,514,629.52/199,143.03
  6. Step 6: Final answer
    x = 88,336.08

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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.