Home / 107,917.34-148,920.46-60,161.45

Finding the Fourth Proportional to 107,917.34, 148,920.46 and 60,161.45

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Solution

The fourth proportional to 107,917.34, 148,920.46 and 60,161.45 is: 83,019.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,917.34 : 148,920.46 = 60,161.45 : x
  2. Step 2: Convert to fraction form
    107,917.34/148,920.46 = 60,161.45/x
  3. Step 3: Cross multiply
    107,917.34x = 148,920.46 × 60,161.45
  4. Step 4: Simplify right side
    107,917.34x = 8,959,269,913.26
  5. Step 5: Solve for x
    x = 8,959,269,913.26/107,917.34
  6. Step 6: Final answer
    x = 83,019.75

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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.