Home / 168,929.75-233,021.71-111,569.19

Finding the Fourth Proportional to 168,929.75, 233,021.71 and 111,569.19

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Solution

The fourth proportional to 168,929.75, 233,021.71 and 111,569.19 is: 153,898.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,929.75 : 233,021.71 = 111,569.19 : x
  2. Step 2: Convert to fraction form
    168,929.75/233,021.71 = 111,569.19/x
  3. Step 3: Cross multiply
    168,929.75x = 233,021.71 × 111,569.19
  4. Step 4: Simplify right side
    168,929.75x = 25,998,042,075.17
  5. Step 5: Solve for x
    x = 25,998,042,075.17/168,929.75
  6. Step 6: Final answer
    x = 153,898.54

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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.