Home / 178,986.50-246,995.05-98,413.46

Finding the Fourth Proportional to 178,986.50, 246,995.05 and 98,413.46

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Solution

The fourth proportional to 178,986.50, 246,995.05 and 98,413.46 is: 135,807.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,986.50 : 246,995.05 = 98,413.46 : x
  2. Step 2: Convert to fraction form
    178,986.50/246,995.05 = 98,413.46/x
  3. Step 3: Cross multiply
    178,986.50x = 246,995.05 × 98,413.46
  4. Step 4: Simplify right side
    178,986.50x = 24,307,637,473.37
  5. Step 5: Solve for x
    x = 24,307,637,473.37/178,986.50
  6. Step 6: Final answer
    x = 135,807.10

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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.