Home / 39,194.01-58,798.31-12,900.60

Finding the Fourth Proportional to 39,194.01, 58,798.31 and 12,900.60

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Solution

The fourth proportional to 39,194.01, 58,798.31 and 12,900.60 is: 19,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,194.01 : 58,798.31 = 12,900.60 : x
  2. Step 2: Convert to fraction form
    39,194.01/58,798.31 = 12,900.60/x
  3. Step 3: Cross multiply
    39,194.01x = 58,798.31 × 12,900.60
  4. Step 4: Simplify right side
    39,194.01x = 758,533,413.48
  5. Step 5: Solve for x
    x = 758,533,413.48/39,194.01
  6. Step 6: Final answer
    x = 19,353.30

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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.