Home / 40,520.70-55,880.82-26,884.71

Finding the Fourth Proportional to 40,520.70, 55,880.82 and 26,884.71

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Solution

The fourth proportional to 40,520.70, 55,880.82 and 26,884.71 is: 37,075.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,520.70 : 55,880.82 = 26,884.71 : x
  2. Step 2: Convert to fraction form
    40,520.70/55,880.82 = 26,884.71/x
  3. Step 3: Cross multiply
    40,520.70x = 55,880.82 × 26,884.71
  4. Step 4: Simplify right side
    40,520.70x = 1,502,339,640.26
  5. Step 5: Solve for x
    x = 1,502,339,640.26/40,520.70
  6. Step 6: Final answer
    x = 37,075.86

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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.