Home / 54,192.71-74,788.85-30,317.96

Finding the Fourth Proportional to 54,192.71, 74,788.85 and 30,317.96

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Solution

The fourth proportional to 54,192.71, 74,788.85 and 30,317.96 is: 41,840.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,192.71 : 74,788.85 = 30,317.96 : x
  2. Step 2: Convert to fraction form
    54,192.71/74,788.85 = 30,317.96/x
  3. Step 3: Cross multiply
    54,192.71x = 74,788.85 × 30,317.96
  4. Step 4: Simplify right side
    54,192.71x = 2,267,445,211.16
  5. Step 5: Solve for x
    x = 2,267,445,211.16/54,192.71
  6. Step 6: Final answer
    x = 41,840.41

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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.