Home / 174,948.31-262,420.74-80,151.60

Finding the Fourth Proportional to 174,948.31, 262,420.74 and 80,151.60

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Solution

The fourth proportional to 174,948.31, 262,420.74 and 80,151.60 is: 120,226.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,948.31 : 262,420.74 = 80,151.60 : x
  2. Step 2: Convert to fraction form
    174,948.31/262,420.74 = 80,151.60/x
  3. Step 3: Cross multiply
    174,948.31x = 262,420.74 × 80,151.60
  4. Step 4: Simplify right side
    174,948.31x = 21,033,442,184.18
  5. Step 5: Solve for x
    x = 21,033,442,184.18/174,948.31
  6. Step 6: Final answer
    x = 120,226.61

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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.