Home / 161,722.94-242,316.26-98,351.40

Finding the Fourth Proportional to 161,722.94, 242,316.26 and 98,351.40

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Solution

The fourth proportional to 161,722.94, 242,316.26 and 98,351.40 is: 147,364.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,722.94 : 242,316.26 = 98,351.40 : x
  2. Step 2: Convert to fraction form
    161,722.94/242,316.26 = 98,351.40/x
  3. Step 3: Cross multiply
    161,722.94x = 242,316.26 × 98,351.40
  4. Step 4: Simplify right side
    161,722.94x = 23,832,143,413.76
  5. Step 5: Solve for x
    x = 23,832,143,413.76/161,722.94
  6. Step 6: Final answer
    x = 147,364.03

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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.