Home / 53,740.40-80,610.60-37,151.60

Finding the Fourth Proportional to 53,740.40, 80,610.60 and 37,151.60

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Solution

The fourth proportional to 53,740.40, 80,610.60 and 37,151.60 is: 55,727.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,740.40 : 80,610.60 = 37,151.60 : x
  2. Step 2: Convert to fraction form
    53,740.40/80,610.60 = 37,151.60/x
  3. Step 3: Cross multiply
    53,740.40x = 80,610.60 × 37,151.60
  4. Step 4: Simplify right side
    53,740.40x = 2,994,812,766.96
  5. Step 5: Solve for x
    x = 2,994,812,766.96/53,740.40
  6. Step 6: Final answer
    x = 55,727.40

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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.