Home / 245,464.02-368,031.92-198,137.34

Finding the Fourth Proportional to 245,464.02, 368,031.92 and 198,137.34

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Solution

The fourth proportional to 245,464.02, 368,031.92 and 198,137.34 is: 297,073.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,464.02 : 368,031.92 = 198,137.34 : x
  2. Step 2: Convert to fraction form
    245,464.02/368,031.92 = 198,137.34/x
  3. Step 3: Cross multiply
    245,464.02x = 368,031.92 × 198,137.34
  4. Step 4: Simplify right side
    245,464.02x = 72,920,864,673.21
  5. Step 5: Solve for x
    x = 72,920,864,673.21/245,464.02
  6. Step 6: Final answer
    x = 297,073.54

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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.