Home / 40,300.48-55,610.52-25,194.81

Finding the Fourth Proportional to 40,300.48, 55,610.52 and 25,194.81

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Solution

The fourth proportional to 40,300.48, 55,610.52 and 25,194.81 is: 34,766.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,300.48 : 55,610.52 = 25,194.81 : x
  2. Step 2: Convert to fraction form
    40,300.48/55,610.52 = 25,194.81/x
  3. Step 3: Cross multiply
    40,300.48x = 55,610.52 × 25,194.81
  4. Step 4: Simplify right side
    40,300.48x = 1,401,096,485.40
  5. Step 5: Solve for x
    x = 1,401,096,485.40/40,300.48
  6. Step 6: Final answer
    x = 34,766.25

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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.