Home / 190,003.03-262,167.76-108,329.74

Finding the Fourth Proportional to 190,003.03, 262,167.76 and 108,329.74

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Solution

The fourth proportional to 190,003.03, 262,167.76 and 108,329.74 is: 149,474.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,003.03 : 262,167.76 = 108,329.74 : x
  2. Step 2: Convert to fraction form
    190,003.03/262,167.76 = 108,329.74/x
  3. Step 3: Cross multiply
    190,003.03x = 262,167.76 × 108,329.74
  4. Step 4: Simplify right side
    190,003.03x = 28,400,566,167.87
  5. Step 5: Solve for x
    x = 28,400,566,167.87/190,003.03
  6. Step 6: Final answer
    x = 149,474.28

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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.