Home / 188,020.51-282,010.66-53,081.26

Finding the Fourth Proportional to 188,020.51, 282,010.66 and 53,081.26

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Solution

The fourth proportional to 188,020.51, 282,010.66 and 53,081.26 is: 79,616.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,020.51 : 282,010.66 = 53,081.26 : x
  2. Step 2: Convert to fraction form
    188,020.51/282,010.66 = 53,081.26/x
  3. Step 3: Cross multiply
    188,020.51x = 282,010.66 × 53,081.26
  4. Step 4: Simplify right side
    188,020.51x = 14,969,481,166.23
  5. Step 5: Solve for x
    x = 14,969,481,166.23/188,020.51
  6. Step 6: Final answer
    x = 79,616.21

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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.