Home / 54,635.60-81,950.16-19,094.42

Finding the Fourth Proportional to 54,635.60, 81,950.16 and 19,094.42

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Solution

The fourth proportional to 54,635.60, 81,950.16 and 19,094.42 is: 28,640.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,635.60 : 81,950.16 = 19,094.42 : x
  2. Step 2: Convert to fraction form
    54,635.60/81,950.16 = 19,094.42/x
  3. Step 3: Cross multiply
    54,635.60x = 81,950.16 × 19,094.42
  4. Step 4: Simplify right side
    54,635.60x = 1,564,790,774.11
  5. Step 5: Solve for x
    x = 1,564,790,774.11/54,635.60
  6. Step 6: Final answer
    x = 28,640.50

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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.