Home / 199,583.40-298,646.10-147,095.40

Finding the Fourth Proportional to 199,583.40, 298,646.10 and 147,095.40

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Solution

The fourth proportional to 199,583.40, 298,646.10 and 147,095.40 is: 220,105.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,583.40 : 298,646.10 = 147,095.40 : x
  2. Step 2: Convert to fraction form
    199,583.40/298,646.10 = 147,095.40/x
  3. Step 3: Cross multiply
    199,583.40x = 298,646.10 × 147,095.40
  4. Step 4: Simplify right side
    199,583.40x = 43,929,467,537.94
  5. Step 5: Solve for x
    x = 43,929,467,537.94/199,583.40
  6. Step 6: Final answer
    x = 220,105.82

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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.