Home / 54,051.54-81,079.36-14,608.67

Finding the Fourth Proportional to 54,051.54, 81,079.36 and 14,608.67

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Solution

The fourth proportional to 54,051.54, 81,079.36 and 14,608.67 is: 21,913.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,051.54 : 81,079.36 = 14,608.67 : x
  2. Step 2: Convert to fraction form
    54,051.54/81,079.36 = 14,608.67/x
  3. Step 3: Cross multiply
    54,051.54x = 81,079.36 × 14,608.67
  4. Step 4: Simplify right side
    54,051.54x = 1,184,461,710.38
  5. Step 5: Solve for x
    x = 1,184,461,710.38/54,051.54
  6. Step 6: Final answer
    x = 21,913.56

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Why These Related Problems?

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