Home / 74,535.78-102,823.24-44,299.70

Finding the Fourth Proportional to 74,535.78, 102,823.24 and 44,299.70

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Solution

The fourth proportional to 74,535.78, 102,823.24 and 44,299.70 is: 61,112.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,535.78 : 102,823.24 = 44,299.70 : x
  2. Step 2: Convert to fraction form
    74,535.78/102,823.24 = 44,299.70/x
  3. Step 3: Cross multiply
    74,535.78x = 102,823.24 × 44,299.70
  4. Step 4: Simplify right side
    74,535.78x = 4,555,038,685.03
  5. Step 5: Solve for x
    x = 4,555,038,685.03/74,535.78
  6. Step 6: Final answer
    x = 61,112.11

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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.