Home / 74,873.64-103,325.98-40,882.82

Finding the Fourth Proportional to 74,873.64, 103,325.98 and 40,882.82

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Solution

The fourth proportional to 74,873.64, 103,325.98 and 40,882.82 is: 56,418.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,873.64 : 103,325.98 = 40,882.82 : x
  2. Step 2: Convert to fraction form
    74,873.64/103,325.98 = 40,882.82/x
  3. Step 3: Cross multiply
    74,873.64x = 103,325.98 × 40,882.82
  4. Step 4: Simplify right side
    74,873.64x = 4,224,257,441.66
  5. Step 5: Solve for x
    x = 4,224,257,441.66/74,873.64
  6. Step 6: Final answer
    x = 56,418.49

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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.