Home / 194,974.80-292,316.40-106,328.40

Finding the Fourth Proportional to 194,974.80, 292,316.40 and 106,328.40

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Solution

The fourth proportional to 194,974.80, 292,316.40 and 106,328.40 is: 159,413.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,974.80 : 292,316.40 = 106,328.40 : x
  2. Step 2: Convert to fraction form
    194,974.80/292,316.40 = 106,328.40/x
  3. Step 3: Cross multiply
    194,974.80x = 292,316.40 × 106,328.40
  4. Step 4: Simplify right side
    194,974.80x = 31,081,535,105.76
  5. Step 5: Solve for x
    x = 31,081,535,105.76/194,974.80
  6. Step 6: Final answer
    x = 159,413.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.