Home / 141,937.13-195,669.78-111,670.04

Finding the Fourth Proportional to 141,937.13, 195,669.78 and 111,670.04

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Solution

The fourth proportional to 141,937.13, 195,669.78 and 111,670.04 is: 153,944.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,937.13 : 195,669.78 = 111,670.04 : x
  2. Step 2: Convert to fraction form
    141,937.13/195,669.78 = 111,670.04/x
  3. Step 3: Cross multiply
    141,937.13x = 195,669.78 × 111,670.04
  4. Step 4: Simplify right side
    141,937.13x = 21,850,452,159.39
  5. Step 5: Solve for x
    x = 21,850,452,159.39/141,937.13
  6. Step 6: Final answer
    x = 153,944.58

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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.