Home / 37,068.29-51,157.91-21,155.13

Finding the Fourth Proportional to 37,068.29, 51,157.91 and 21,155.13

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Solution

The fourth proportional to 37,068.29, 51,157.91 and 21,155.13 is: 29,196.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,068.29 : 51,157.91 = 21,155.13 : x
  2. Step 2: Convert to fraction form
    37,068.29/51,157.91 = 21,155.13/x
  3. Step 3: Cross multiply
    37,068.29x = 51,157.91 × 21,155.13
  4. Step 4: Simplify right side
    37,068.29x = 1,082,252,481.31
  5. Step 5: Solve for x
    x = 1,082,252,481.31/37,068.29
  6. Step 6: Final answer
    x = 29,196.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.