Home / 141,583.62-195,386.79-77,922.89

Finding the Fourth Proportional to 141,583.62, 195,386.79 and 77,922.89

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Solution

The fourth proportional to 141,583.62, 195,386.79 and 77,922.89 is: 107,534.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,583.62 : 195,386.79 = 77,922.89 : x
  2. Step 2: Convert to fraction form
    141,583.62/195,386.79 = 77,922.89/x
  3. Step 3: Cross multiply
    141,583.62x = 195,386.79 × 77,922.89
  4. Step 4: Simplify right side
    141,583.62x = 15,225,103,344.62
  5. Step 5: Solve for x
    x = 15,225,103,344.62/141,583.62
  6. Step 6: Final answer
    x = 107,534.36

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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.