Home / 114,197.70-157,556.60-66,441.83

Finding the Fourth Proportional to 114,197.70, 157,556.60 and 66,441.83

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Solution

The fourth proportional to 114,197.70, 157,556.60 and 66,441.83 is: 91,668.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,197.70 : 157,556.60 = 66,441.83 : x
  2. Step 2: Convert to fraction form
    114,197.70/157,556.60 = 66,441.83/x
  3. Step 3: Cross multiply
    114,197.70x = 157,556.60 × 66,441.83
  4. Step 4: Simplify right side
    114,197.70x = 10,468,347,712.59
  5. Step 5: Solve for x
    x = 10,468,347,712.59/114,197.70
  6. Step 6: Final answer
    x = 91,668.64

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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.