Home / 111,012.48-166,440.84-40,882.80

Finding the Fourth Proportional to 111,012.48, 166,440.84 and 40,882.80

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Solution

The fourth proportional to 111,012.48, 166,440.84 and 40,882.80 is: 61,295.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,012.48 : 166,440.84 = 40,882.80 : x
  2. Step 2: Convert to fraction form
    111,012.48/166,440.84 = 40,882.80/x
  3. Step 3: Cross multiply
    111,012.48x = 166,440.84 × 40,882.80
  4. Step 4: Simplify right side
    111,012.48x = 6,804,567,573.55
  5. Step 5: Solve for x
    x = 6,804,567,573.55/111,012.48
  6. Step 6: Final answer
    x = 61,295.52

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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.