Home / 74,052.06-102,191.42-40,060.45

Finding the Fourth Proportional to 74,052.06, 102,191.42 and 40,060.45

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Solution

The fourth proportional to 74,052.06, 102,191.42 and 40,060.45 is: 55,283.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,052.06 : 102,191.42 = 40,060.45 : x
  2. Step 2: Convert to fraction form
    74,052.06/102,191.42 = 40,060.45/x
  3. Step 3: Cross multiply
    74,052.06x = 102,191.42 × 40,060.45
  4. Step 4: Simplify right side
    74,052.06x = 4,093,834,211.82
  5. Step 5: Solve for x
    x = 4,093,834,211.82/74,052.06
  6. Step 6: Final answer
    x = 55,283.19

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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.