Home / 68,535.52-94,576.08-40,244.32

Finding the Fourth Proportional to 68,535.52, 94,576.08 and 40,244.32

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Solution

The fourth proportional to 68,535.52, 94,576.08 and 40,244.32 is: 55,535.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,535.52 : 94,576.08 = 40,244.32 : x
  2. Step 2: Convert to fraction form
    68,535.52/94,576.08 = 40,244.32/x
  3. Step 3: Cross multiply
    68,535.52x = 94,576.08 × 40,244.32
  4. Step 4: Simplify right side
    68,535.52x = 3,806,150,027.87
  5. Step 5: Solve for x
    x = 3,806,150,027.87/68,535.52
  6. Step 6: Final answer
    x = 55,535.44

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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.