Home / 39,855.40-59,783.10-27,413.80

Finding the Fourth Proportional to 39,855.40, 59,783.10 and 27,413.80

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Solution

The fourth proportional to 39,855.40, 59,783.10 and 27,413.80 is: 41,120.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,855.40 : 59,783.10 = 27,413.80 : x
  2. Step 2: Convert to fraction form
    39,855.40/59,783.10 = 27,413.80/x
  3. Step 3: Cross multiply
    39,855.40x = 59,783.10 × 27,413.80
  4. Step 4: Simplify right side
    39,855.40x = 1,638,881,946.78
  5. Step 5: Solve for x
    x = 1,638,881,946.78/39,855.40
  6. Step 6: Final answer
    x = 41,120.70

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Similar ratio
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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.