Home / 74,823.44-103,253.64-41,288.72

Finding the Fourth Proportional to 74,823.44, 103,253.64 and 41,288.72

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Solution

The fourth proportional to 74,823.44, 103,253.64 and 41,288.72 is: 56,976.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,823.44 : 103,253.64 = 41,288.72 : x
  2. Step 2: Convert to fraction form
    74,823.44/103,253.64 = 41,288.72/x
  3. Step 3: Cross multiply
    74,823.44x = 103,253.64 × 41,288.72
  4. Step 4: Simplify right side
    74,823.44x = 4,263,210,630.94
  5. Step 5: Solve for x
    x = 4,263,210,630.94/74,823.44
  6. Step 6: Final answer
    x = 56,976.94

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1.5x scale

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.