Home / 61,268.40-91,908.30-23,831.34

Finding the Fourth Proportional to 61,268.40, 91,908.30 and 23,831.34

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Solution

The fourth proportional to 61,268.40, 91,908.30 and 23,831.34 is: 35,749.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,268.40 : 91,908.30 = 23,831.34 : x
  2. Step 2: Convert to fraction form
    61,268.40/91,908.30 = 23,831.34/x
  3. Step 3: Cross multiply
    61,268.40x = 91,908.30 × 23,831.34
  4. Step 4: Simplify right side
    61,268.40x = 2,190,297,946.12
  5. Step 5: Solve for x
    x = 2,190,297,946.12/61,268.40
  6. Step 6: Final answer
    x = 35,749.23

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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.