Home / 202,225.26-279,076.23-111,582.30

Finding the Fourth Proportional to 202,225.26, 279,076.23 and 111,582.30

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Solution

The fourth proportional to 202,225.26, 279,076.23 and 111,582.30 is: 153,986.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,225.26 : 279,076.23 = 111,582.30 : x
  2. Step 2: Convert to fraction form
    202,225.26/279,076.23 = 111,582.30/x
  3. Step 3: Cross multiply
    202,225.26x = 279,076.23 × 111,582.30
  4. Step 4: Simplify right side
    202,225.26x = 31,139,967,618.73
  5. Step 5: Solve for x
    x = 31,139,967,618.73/202,225.26
  6. Step 6: Final answer
    x = 153,986.54

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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.