Home / 49,506.69-74,279.48-21,785.25

Finding the Fourth Proportional to 49,506.69, 74,279.48 and 21,785.25

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Solution

The fourth proportional to 49,506.69, 74,279.48 and 21,785.25 is: 32,686.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,506.69 : 74,279.48 = 21,785.25 : x
  2. Step 2: Convert to fraction form
    49,506.69/74,279.48 = 21,785.25/x
  3. Step 3: Cross multiply
    49,506.69x = 74,279.48 × 21,785.25
  4. Step 4: Simplify right side
    49,506.69x = 1,618,196,932.74
  5. Step 5: Solve for x
    x = 1,618,196,932.74/49,506.69
  6. Step 6: Final answer
    x = 32,686.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.