Home / 185,291.90-255,608.92-117,194.18

Finding the Fourth Proportional to 185,291.90, 255,608.92 and 117,194.18

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Solution

The fourth proportional to 185,291.90, 255,608.92 and 117,194.18 is: 161,668.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,291.90 : 255,608.92 = 117,194.18 : x
  2. Step 2: Convert to fraction form
    185,291.90/255,608.92 = 117,194.18/x
  3. Step 3: Cross multiply
    185,291.90x = 255,608.92 × 117,194.18
  4. Step 4: Simplify right side
    185,291.90x = 29,955,877,780.09
  5. Step 5: Solve for x
    x = 29,955,877,780.09/185,291.90
  6. Step 6: Final answer
    x = 161,668.58

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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.