Home / 67,271.36-100,907.06-27,785.07

Finding the Fourth Proportional to 67,271.36, 100,907.06 and 27,785.07

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Solution

The fourth proportional to 67,271.36, 100,907.06 and 27,785.07 is: 41,677.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,271.36 : 100,907.06 = 27,785.07 : x
  2. Step 2: Convert to fraction form
    67,271.36/100,907.06 = 27,785.07/x
  3. Step 3: Cross multiply
    67,271.36x = 100,907.06 × 27,785.07
  4. Step 4: Simplify right side
    67,271.36x = 2,803,709,586.67
  5. Step 5: Solve for x
    x = 2,803,709,586.67/67,271.36
  6. Step 6: Final answer
    x = 41,677.61

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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.