Home / 51,081.48-76,537.17-17,783.19

Finding the Fourth Proportional to 51,081.48, 76,537.17 and 17,783.19

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Solution

The fourth proportional to 51,081.48, 76,537.17 and 17,783.19 is: 26,645.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,081.48 : 76,537.17 = 17,783.19 : x
  2. Step 2: Convert to fraction form
    51,081.48/76,537.17 = 17,783.19/x
  3. Step 3: Cross multiply
    51,081.48x = 76,537.17 × 17,783.19
  4. Step 4: Simplify right side
    51,081.48x = 1,361,075,036.17
  5. Step 5: Solve for x
    x = 1,361,075,036.17/51,081.48
  6. Step 6: Final answer
    x = 26,645.18

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