Home / 57,153.67-78,873.33-32,623.98

Finding the Fourth Proportional to 57,153.67, 78,873.33 and 32,623.98

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Solution

The fourth proportional to 57,153.67, 78,873.33 and 32,623.98 is: 45,021.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,153.67 : 78,873.33 = 32,623.98 : x
  2. Step 2: Convert to fraction form
    57,153.67/78,873.33 = 32,623.98/x
  3. Step 3: Cross multiply
    57,153.67x = 78,873.33 × 32,623.98
  4. Step 4: Simplify right side
    57,153.67x = 2,573,161,583.51
  5. Step 5: Solve for x
    x = 2,573,161,583.51/57,153.67
  6. Step 6: Final answer
    x = 45,021.81

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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.