Home / 38,704.23-53,443.44-31,535.19

Finding the Fourth Proportional to 38,704.23, 53,443.44 and 31,535.19

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Solution

The fourth proportional to 38,704.23, 53,443.44 and 31,535.19 is: 43,544.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,704.23 : 53,443.44 = 31,535.19 : x
  2. Step 2: Convert to fraction form
    38,704.23/53,443.44 = 31,535.19/x
  3. Step 3: Cross multiply
    38,704.23x = 53,443.44 × 31,535.19
  4. Step 4: Simplify right side
    38,704.23x = 1,685,349,034.65
  5. Step 5: Solve for x
    x = 1,685,349,034.65/38,704.23
  6. Step 6: Final answer
    x = 43,544.31

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Half scale
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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.