Home / 144,071.62-198,580.89-96,307.54

Finding the Fourth Proportional to 144,071.62, 198,580.89 and 96,307.54

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Solution

The fourth proportional to 144,071.62, 198,580.89 and 96,307.54 is: 132,745.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,071.62 : 198,580.89 = 96,307.54 : x
  2. Step 2: Convert to fraction form
    144,071.62/198,580.89 = 96,307.54/x
  3. Step 3: Cross multiply
    144,071.62x = 198,580.89 × 96,307.54
  4. Step 4: Simplify right side
    144,071.62x = 19,124,837,006.91
  5. Step 5: Solve for x
    x = 19,124,837,006.91/144,071.62
  6. Step 6: Final answer
    x = 132,745.35

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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.