Home / 74,087.07-102,236.24-40,546.59

Finding the Fourth Proportional to 74,087.07, 102,236.24 and 40,546.59

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Solution

The fourth proportional to 74,087.07, 102,236.24 and 40,546.59 is: 55,952.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,087.07 : 102,236.24 = 40,546.59 : x
  2. Step 2: Convert to fraction form
    74,087.07/102,236.24 = 40,546.59/x
  3. Step 3: Cross multiply
    74,087.07x = 102,236.24 × 40,546.59
  4. Step 4: Simplify right side
    74,087.07x = 4,145,330,703.69
  5. Step 5: Solve for x
    x = 4,145,330,703.69/74,087.07
  6. Step 6: Final answer
    x = 55,952.15

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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.