Home / 53,318.96-79,911.24-27,030.32

Finding the Fourth Proportional to 53,318.96, 79,911.24 and 27,030.32

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Solution

The fourth proportional to 53,318.96, 79,911.24 and 27,030.32 is: 40,511.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,318.96 : 79,911.24 = 27,030.32 : x
  2. Step 2: Convert to fraction form
    53,318.96/79,911.24 = 27,030.32/x
  3. Step 3: Cross multiply
    53,318.96x = 79,911.24 × 27,030.32
  4. Step 4: Simplify right side
    53,318.96x = 2,160,026,388.80
  5. Step 5: Solve for x
    x = 2,160,026,388.80/53,318.96
  6. Step 6: Final answer
    x = 40,511.41

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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.