Home / 44,413.20-66,619.80-40,784.40

Finding the Fourth Proportional to 44,413.20, 66,619.80 and 40,784.40

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Solution

The fourth proportional to 44,413.20, 66,619.80 and 40,784.40 is: 61,176.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,413.20 : 66,619.80 = 40,784.40 : x
  2. Step 2: Convert to fraction form
    44,413.20/66,619.80 = 40,784.40/x
  3. Step 3: Cross multiply
    44,413.20x = 66,619.80 × 40,784.40
  4. Step 4: Simplify right side
    44,413.20x = 2,717,048,571.12
  5. Step 5: Solve for x
    x = 2,717,048,571.12/44,413.20
  6. Step 6: Final answer
    x = 61,176.60

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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.