Home / 168,892.07-233,109.97-111,542.72

Finding the Fourth Proportional to 168,892.07, 233,109.97 and 111,542.72

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Solution

The fourth proportional to 168,892.07, 233,109.97 and 111,542.72 is: 153,954.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,892.07 : 233,109.97 = 111,542.72 : x
  2. Step 2: Convert to fraction form
    168,892.07/233,109.97 = 111,542.72/x
  3. Step 3: Cross multiply
    168,892.07x = 233,109.97 × 111,542.72
  4. Step 4: Simplify right side
    168,892.07x = 26,001,718,668.51
  5. Step 5: Solve for x
    x = 26,001,718,668.51/168,892.07
  6. Step 6: Final answer
    x = 153,954.65

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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.