Home / 53,216.75-73,438.30-29,342.81

Finding the Fourth Proportional to 53,216.75, 73,438.30 and 29,342.81

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Solution

The fourth proportional to 53,216.75, 73,438.30 and 29,342.81 is: 40,492.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,216.75 : 73,438.30 = 29,342.81 : x
  2. Step 2: Convert to fraction form
    53,216.75/73,438.30 = 29,342.81/x
  3. Step 3: Cross multiply
    53,216.75x = 73,438.30 × 29,342.81
  4. Step 4: Simplify right side
    53,216.75x = 2,154,886,083.62
  5. Step 5: Solve for x
    x = 2,154,886,083.62/53,216.75
  6. Step 6: Final answer
    x = 40,492.63

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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.