Home / 190,807.20-263,442.24-170,599.68

Finding the Fourth Proportional to 190,807.20, 263,442.24 and 170,599.68

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Solution

The fourth proportional to 190,807.20, 263,442.24 and 170,599.68 is: 235,542.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,807.20 : 263,442.24 = 170,599.68 : x
  2. Step 2: Convert to fraction form
    190,807.20/263,442.24 = 170,599.68/x
  3. Step 3: Cross multiply
    190,807.20x = 263,442.24 × 170,599.68
  4. Step 4: Simplify right side
    190,807.20x = 44,943,161,842.48
  5. Step 5: Solve for x
    x = 44,943,161,842.48/190,807.20
  6. Step 6: Final answer
    x = 235,542.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.