Home / 123,718.24-185,556.30-40,612.24

Finding the Fourth Proportional to 123,718.24, 185,556.30 and 40,612.24

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Solution

The fourth proportional to 123,718.24, 185,556.30 and 40,612.24 is: 60,911.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,718.24 : 185,556.30 = 40,612.24 : x
  2. Step 2: Convert to fraction form
    123,718.24/185,556.30 = 40,612.24/x
  3. Step 3: Cross multiply
    123,718.24x = 185,556.30 × 40,612.24
  4. Step 4: Simplify right side
    123,718.24x = 7,535,856,989.11
  5. Step 5: Solve for x
    x = 7,535,856,989.11/123,718.24
  6. Step 6: Final answer
    x = 60,911.45

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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.