Home / 374,943.38-562,473.72-122,165.20

Finding the Fourth Proportional to 374,943.38, 562,473.72 and 122,165.20

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Solution

The fourth proportional to 374,943.38, 562,473.72 and 122,165.20 is: 183,266.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,943.38 : 562,473.72 = 122,165.20 : x
  2. Step 2: Convert to fraction form
    374,943.38/562,473.72 = 122,165.20/x
  3. Step 3: Cross multiply
    374,943.38x = 562,473.72 × 122,165.20
  4. Step 4: Simplify right side
    374,943.38x = 68,714,714,498.54
  5. Step 5: Solve for x
    x = 68,714,714,498.54/374,943.38
  6. Step 6: Final answer
    x = 183,266.91

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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.