Home / 199,030.40-298,545.60-136,044.80

Finding the Fourth Proportional to 199,030.40, 298,545.60 and 136,044.80

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Solution

The fourth proportional to 199,030.40, 298,545.60 and 136,044.80 is: 204,067.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,030.40 : 298,545.60 = 136,044.80 : x
  2. Step 2: Convert to fraction form
    199,030.40/298,545.60 = 136,044.80/x
  3. Step 3: Cross multiply
    199,030.40x = 298,545.60 × 136,044.80
  4. Step 4: Simplify right side
    199,030.40x = 40,615,576,442.88
  5. Step 5: Solve for x
    x = 40,615,576,442.88/199,030.40
  6. Step 6: Final answer
    x = 204,067.20

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1.5x scale

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.