Home / 141,319.22-194,825.66-112,735.89

Finding the Fourth Proportional to 141,319.22, 194,825.66 and 112,735.89

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Solution

The fourth proportional to 141,319.22, 194,825.66 and 112,735.89 is: 155,420.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,319.22 : 194,825.66 = 112,735.89 : x
  2. Step 2: Convert to fraction form
    141,319.22/194,825.66 = 112,735.89/x
  3. Step 3: Cross multiply
    141,319.22x = 194,825.66 × 112,735.89
  4. Step 4: Simplify right side
    141,319.22x = 21,963,843,611.26
  5. Step 5: Solve for x
    x = 21,963,843,611.26/141,319.22
  6. Step 6: Final answer
    x = 155,420.08

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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.