Home / 123,682.08-185,536.32-40,576.32

Finding the Fourth Proportional to 123,682.08, 185,536.32 and 40,576.32

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Solution

The fourth proportional to 123,682.08, 185,536.32 and 40,576.32 is: 60,868.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,682.08 : 185,536.32 = 40,576.32 : x
  2. Step 2: Convert to fraction form
    123,682.08/185,536.32 = 40,576.32/x
  3. Step 3: Cross multiply
    123,682.08x = 185,536.32 × 40,576.32
  4. Step 4: Simplify right side
    123,682.08x = 7,528,381,091.94
  5. Step 5: Solve for x
    x = 7,528,381,091.94/123,682.08
  6. Step 6: Final answer
    x = 60,868.81

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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.