Home / 193,241.28-266,550.24-139,605.12

Finding the Fourth Proportional to 193,241.28, 266,550.24 and 139,605.12

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Solution

The fourth proportional to 193,241.28, 266,550.24 and 139,605.12 is: 192,566.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,241.28 : 266,550.24 = 139,605.12 : x
  2. Step 2: Convert to fraction form
    193,241.28/266,550.24 = 139,605.12/x
  3. Step 3: Cross multiply
    193,241.28x = 266,550.24 × 139,605.12
  4. Step 4: Simplify right side
    193,241.28x = 37,211,778,241.23
  5. Step 5: Solve for x
    x = 37,211,778,241.23/193,241.28
  6. Step 6: Final answer
    x = 192,566.40

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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.