Home / 53,709.94-74,119.68-29,838.84

Finding the Fourth Proportional to 53,709.94, 74,119.68 and 29,838.84

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Solution

The fourth proportional to 53,709.94, 74,119.68 and 29,838.84 is: 41,177.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,709.94 : 74,119.68 = 29,838.84 : x
  2. Step 2: Convert to fraction form
    53,709.94/74,119.68 = 29,838.84/x
  3. Step 3: Cross multiply
    53,709.94x = 74,119.68 × 29,838.84
  4. Step 4: Simplify right side
    53,709.94x = 2,211,645,272.37
  5. Step 5: Solve for x
    x = 2,211,645,272.37/53,709.94
  6. Step 6: Final answer
    x = 41,177.58

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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.