Home / 61,511.91-84,868.74-40,033.27

Finding the Fourth Proportional to 61,511.91, 84,868.74 and 40,033.27

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Solution

The fourth proportional to 61,511.91, 84,868.74 and 40,033.27 is: 55,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,511.91 : 84,868.74 = 40,033.27 : x
  2. Step 2: Convert to fraction form
    61,511.91/84,868.74 = 40,033.27/x
  3. Step 3: Cross multiply
    61,511.91x = 84,868.74 × 40,033.27
  4. Step 4: Simplify right side
    61,511.91x = 3,397,573,289.07
  5. Step 5: Solve for x
    x = 3,397,573,289.07/61,511.91
  6. Step 6: Final answer
    x = 55,234.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.