Home / 168,929.94-233,021.96-111,569.38

Finding the Fourth Proportional to 168,929.94, 233,021.96 and 111,569.38

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Solution

The fourth proportional to 168,929.94, 233,021.96 and 111,569.38 is: 153,898.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,929.94 : 233,021.96 = 111,569.38 : x
  2. Step 2: Convert to fraction form
    168,929.94/233,021.96 = 111,569.38/x
  3. Step 3: Cross multiply
    168,929.94x = 233,021.96 × 111,569.38
  4. Step 4: Simplify right side
    168,929.94x = 25,998,115,299.95
  5. Step 5: Solve for x
    x = 25,998,115,299.95/168,929.94
  6. Step 6: Final answer
    x = 153,898.80

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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.