Home / 54,941.48-75,819.28-29,790.98

Finding the Fourth Proportional to 54,941.48, 75,819.28 and 29,790.98

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Solution

The fourth proportional to 54,941.48, 75,819.28 and 29,790.98 is: 41,111.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,941.48 : 75,819.28 = 29,790.98 : x
  2. Step 2: Convert to fraction form
    54,941.48/75,819.28 = 29,790.98/x
  3. Step 3: Cross multiply
    54,941.48x = 75,819.28 × 29,790.98
  4. Step 4: Simplify right side
    54,941.48x = 2,258,730,654.09
  5. Step 5: Solve for x
    x = 2,258,730,654.09/54,941.48
  6. Step 6: Final answer
    x = 41,111.57

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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.