Home / 174,968.80-262,453.20-139,976.80

Finding the Fourth Proportional to 174,968.80, 262,453.20 and 139,976.80

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Solution

The fourth proportional to 174,968.80, 262,453.20 and 139,976.80 is: 209,965.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,968.80 : 262,453.20 = 139,976.80 : x
  2. Step 2: Convert to fraction form
    174,968.80/262,453.20 = 139,976.80/x
  3. Step 3: Cross multiply
    174,968.80x = 262,453.20 × 139,976.80
  4. Step 4: Simplify right side
    174,968.80x = 36,737,359,085.76
  5. Step 5: Solve for x
    x = 36,737,359,085.76/174,968.80
  6. Step 6: Final answer
    x = 209,965.20

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1.5x scale

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.