Home / 74,824.02-103,256.64-41,290.02

Finding the Fourth Proportional to 74,824.02, 103,256.64 and 41,290.02

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Solution

The fourth proportional to 74,824.02, 103,256.64 and 41,290.02 is: 56,979.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,824.02 : 103,256.64 = 41,290.02 : x
  2. Step 2: Convert to fraction form
    74,824.02/103,256.64 = 41,290.02/x
  3. Step 3: Cross multiply
    74,824.02x = 103,256.64 × 41,290.02
  4. Step 4: Simplify right side
    74,824.02x = 4,263,468,730.73
  5. Step 5: Solve for x
    x = 4,263,468,730.73/74,824.02
  6. Step 6: Final answer
    x = 56,979.95

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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.