Home / 103,575.40-142,912.62-60,546.58

Finding the Fourth Proportional to 103,575.40, 142,912.62 and 60,546.58

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Solution

The fourth proportional to 103,575.40, 142,912.62 and 60,546.58 is: 83,541.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,575.40 : 142,912.62 = 60,546.58 : x
  2. Step 2: Convert to fraction form
    103,575.40/142,912.62 = 60,546.58/x
  3. Step 3: Cross multiply
    103,575.40x = 142,912.62 × 60,546.58
  4. Step 4: Simplify right side
    103,575.40x = 8,652,870,022.56
  5. Step 5: Solve for x
    x = 8,652,870,022.56/103,575.40
  6. Step 6: Final answer
    x = 83,541.75

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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.