Home / 199,025.40-298,538.10-146,537.40

Finding the Fourth Proportional to 199,025.40, 298,538.10 and 146,537.40

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Solution

The fourth proportional to 199,025.40, 298,538.10 and 146,537.40 is: 219,806.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,025.40 : 298,538.10 = 146,537.40 : x
  2. Step 2: Convert to fraction form
    199,025.40/298,538.10 = 146,537.40/x
  3. Step 3: Cross multiply
    199,025.40x = 298,538.10 × 146,537.40
  4. Step 4: Simplify right side
    199,025.40x = 43,746,996,974.94
  5. Step 5: Solve for x
    x = 43,746,996,974.94/199,025.40
  6. Step 6: Final answer
    x = 219,806.10

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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.