Home / 178,981.23-246,995.03-98,413.95

Finding the Fourth Proportional to 178,981.23, 246,995.03 and 98,413.95

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Solution

The fourth proportional to 178,981.23, 246,995.03 and 98,413.95 is: 135,811.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,981.23 : 246,995.03 = 98,413.95 : x
  2. Step 2: Convert to fraction form
    178,981.23/246,995.03 = 98,413.95/x
  3. Step 3: Cross multiply
    178,981.23x = 246,995.03 × 98,413.95
  4. Step 4: Simplify right side
    178,981.23x = 24,307,756,315.59
  5. Step 5: Solve for x
    x = 24,307,756,315.59/178,981.23
  6. Step 6: Final answer
    x = 135,811.76

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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.