Home / 141,936.13-195,668.40-111,669.04

Finding the Fourth Proportional to 141,936.13, 195,668.40 and 111,669.04

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Solution

The fourth proportional to 141,936.13, 195,668.40 and 111,669.04 is: 153,943.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,936.13 : 195,668.40 = 111,669.04 : x
  2. Step 2: Convert to fraction form
    141,936.13/195,668.40 = 111,669.04/x
  3. Step 3: Cross multiply
    141,936.13x = 195,668.40 × 111,669.04
  4. Step 4: Simplify right side
    141,936.13x = 21,850,101,897.17
  5. Step 5: Solve for x
    x = 21,850,101,897.17/141,936.13
  6. Step 6: Final answer
    x = 153,943.20

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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.