Home / 75,240.36-103,831.38-41,706.36

Finding the Fourth Proportional to 75,240.36, 103,831.38 and 41,706.36

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Solution

The fourth proportional to 75,240.36, 103,831.38 and 41,706.36 is: 57,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,240.36 : 103,831.38 = 41,706.36 : x
  2. Step 2: Convert to fraction form
    75,240.36/103,831.38 = 41,706.36/x
  3. Step 3: Cross multiply
    75,240.36x = 103,831.38 × 41,706.36
  4. Step 4: Simplify right side
    75,240.36x = 4,330,428,913.58
  5. Step 5: Solve for x
    x = 4,330,428,913.58/75,240.36
  6. Step 6: Final answer
    x = 57,554.60

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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.