Home / 74,054.61-102,194.94-40,063.00

Finding the Fourth Proportional to 74,054.61, 102,194.94 and 40,063.00

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Solution

The fourth proportional to 74,054.61, 102,194.94 and 40,063.00 is: 55,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,054.61 : 102,194.94 = 40,063.00 : x
  2. Step 2: Convert to fraction form
    74,054.61/102,194.94 = 40,063.00/x
  3. Step 3: Cross multiply
    74,054.61x = 102,194.94 × 40,063.00
  4. Step 4: Simplify right side
    74,054.61x = 4,094,235,169.93
  5. Step 5: Solve for x
    x = 4,094,235,169.93/74,054.61
  6. Step 6: Final answer
    x = 55,286.70

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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.