Home / 45,413.50-68,127.54-15,823.12

Finding the Fourth Proportional to 45,413.50, 68,127.54 and 15,823.12

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Solution

The fourth proportional to 45,413.50, 68,127.54 and 15,823.12 is: 23,737.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,413.50 : 68,127.54 = 15,823.12 : x
  2. Step 2: Convert to fraction form
    45,413.50/68,127.54 = 15,823.12/x
  3. Step 3: Cross multiply
    45,413.50x = 68,127.54 × 15,823.12
  4. Step 4: Simplify right side
    45,413.50x = 1,077,990,240.72
  5. Step 5: Solve for x
    x = 1,077,990,240.72/45,413.50
  6. Step 6: Final answer
    x = 23,737.22

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1.5x scale

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.