Home / 563,166.42-844,752.46-142,442.70

Finding the Fourth Proportional to 563,166.42, 844,752.46 and 142,442.70

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Solution

The fourth proportional to 563,166.42, 844,752.46 and 142,442.70 is: 213,664.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,166.42 : 844,752.46 = 142,442.70 : x
  2. Step 2: Convert to fraction form
    563,166.42/844,752.46 = 142,442.70/x
  3. Step 3: Cross multiply
    563,166.42x = 844,752.46 × 142,442.70
  4. Step 4: Simplify right side
    563,166.42x = 120,328,821,234.04
  5. Step 5: Solve for x
    x = 120,328,821,234.04/563,166.42
  6. Step 6: Final answer
    x = 213,664.77

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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.