Home / 111,339.72-166,967.37-40,243.14

Finding the Fourth Proportional to 111,339.72, 166,967.37 and 40,243.14

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Solution

The fourth proportional to 111,339.72, 166,967.37 and 40,243.14 is: 60,349.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,339.72 : 166,967.37 = 40,243.14 : x
  2. Step 2: Convert to fraction form
    111,339.72/166,967.37 = 40,243.14/x
  3. Step 3: Cross multiply
    111,339.72x = 166,967.37 × 40,243.14
  4. Step 4: Simplify right side
    111,339.72x = 6,719,291,246.34
  5. Step 5: Solve for x
    x = 6,719,291,246.34/111,339.72
  6. Step 6: Final answer
    x = 60,349.45

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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.