Home / 111,028.41-166,514.87-43,574.15

Finding the Fourth Proportional to 111,028.41, 166,514.87 and 43,574.15

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Solution

The fourth proportional to 111,028.41, 166,514.87 and 43,574.15 is: 65,350.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,028.41 : 166,514.87 = 43,574.15 : x
  2. Step 2: Convert to fraction form
    111,028.41/166,514.87 = 43,574.15/x
  3. Step 3: Cross multiply
    111,028.41x = 166,514.87 × 43,574.15
  4. Step 4: Simplify right side
    111,028.41x = 7,255,742,872.17
  5. Step 5: Solve for x
    x = 7,255,742,872.17/111,028.41
  6. Step 6: Final answer
    x = 65,350.33

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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.