Home / 111,240.08-166,837.64-40,160.56

Finding the Fourth Proportional to 111,240.08, 166,837.64 and 40,160.56

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Solution

The fourth proportional to 111,240.08, 166,837.64 and 40,160.56 is: 60,232.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,240.08 : 166,837.64 = 40,160.56 : x
  2. Step 2: Convert to fraction form
    111,240.08/166,837.64 = 40,160.56/x
  3. Step 3: Cross multiply
    111,240.08x = 166,837.64 × 40,160.56
  4. Step 4: Simplify right side
    111,240.08x = 6,700,293,051.48
  5. Step 5: Solve for x
    x = 6,700,293,051.48/111,240.08
  6. Step 6: Final answer
    x = 60,232.72

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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.