Home / 49,429.63-74,481.75-40,856.59

Finding the Fourth Proportional to 49,429.63, 74,481.75 and 40,856.59

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Solution

The fourth proportional to 49,429.63, 74,481.75 and 40,856.59 is: 61,563.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,429.63 : 74,481.75 = 40,856.59 : x
  2. Step 2: Convert to fraction form
    49,429.63/74,481.75 = 40,856.59/x
  3. Step 3: Cross multiply
    49,429.63x = 74,481.75 × 40,856.59
  4. Step 4: Simplify right side
    49,429.63x = 3,043,070,322.23
  5. Step 5: Solve for x
    x = 3,043,070,322.23/49,429.63
  6. Step 6: Final answer
    x = 61,563.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.