Home / 111,277.18-166,915.77-27,036.91

Finding the Fourth Proportional to 111,277.18, 166,915.77 and 27,036.91

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Solution

The fourth proportional to 111,277.18, 166,915.77 and 27,036.91 is: 40,555.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,277.18 : 166,915.77 = 27,036.91 : x
  2. Step 2: Convert to fraction form
    111,277.18/166,915.77 = 27,036.91/x
  3. Step 3: Cross multiply
    111,277.18x = 166,915.77 × 27,036.91
  4. Step 4: Simplify right side
    111,277.18x = 4,512,886,651.07
  5. Step 5: Solve for x
    x = 4,512,886,651.07/111,277.18
  6. Step 6: Final answer
    x = 40,555.37

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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.