Home / 53,318.88-73,579.65-29,445.36

Finding the Fourth Proportional to 53,318.88, 73,579.65 and 29,445.36

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Solution

The fourth proportional to 53,318.88, 73,579.65 and 29,445.36 is: 40,634.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,318.88 : 73,579.65 = 29,445.36 : x
  2. Step 2: Convert to fraction form
    53,318.88/73,579.65 = 29,445.36/x
  3. Step 3: Cross multiply
    53,318.88x = 73,579.65 × 29,445.36
  4. Step 4: Simplify right side
    53,318.88x = 2,166,579,282.92
  5. Step 5: Solve for x
    x = 2,166,579,282.92/53,318.88
  6. Step 6: Final answer
    x = 40,634.37

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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.