Home / 53,564.28-73,917.96-29,690.40

Finding the Fourth Proportional to 53,564.28, 73,917.96 and 29,690.40

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Solution

The fourth proportional to 53,564.28, 73,917.96 and 29,690.40 is: 40,972.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,564.28 : 73,917.96 = 29,690.40 : x
  2. Step 2: Convert to fraction form
    53,564.28/73,917.96 = 29,690.40/x
  3. Step 3: Cross multiply
    53,564.28x = 73,917.96 × 29,690.40
  4. Step 4: Simplify right side
    53,564.28x = 2,194,653,799.58
  5. Step 5: Solve for x
    x = 2,194,653,799.58/53,564.28
  6. Step 6: Final answer
    x = 40,972.34

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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.