Home / 248,120.76-342,413.88-152,683.32

Finding the Fourth Proportional to 248,120.76, 342,413.88 and 152,683.32

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Solution

The fourth proportional to 248,120.76, 342,413.88 and 152,683.32 is: 210,707.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,120.76 : 342,413.88 = 152,683.32 : x
  2. Step 2: Convert to fraction form
    248,120.76/342,413.88 = 152,683.32/x
  3. Step 3: Cross multiply
    248,120.76x = 342,413.88 × 152,683.32
  4. Step 4: Simplify right side
    248,120.76x = 52,280,888,012.48
  5. Step 5: Solve for x
    x = 52,280,888,012.48/248,120.76
  6. Step 6: Final answer
    x = 210,707.43

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1.5x scale

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.