Home / 53,708.94-74,118.30-29,837.84

Finding the Fourth Proportional to 53,708.94, 74,118.30 and 29,837.84

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Solution

The fourth proportional to 53,708.94, 74,118.30 and 29,837.84 is: 41,176.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,708.94 : 74,118.30 = 29,837.84 : x
  2. Step 2: Convert to fraction form
    53,708.94/74,118.30 = 29,837.84/x
  3. Step 3: Cross multiply
    53,708.94x = 74,118.30 × 29,837.84
  4. Step 4: Simplify right side
    53,708.94x = 2,211,529,976.47
  5. Step 5: Solve for x
    x = 2,211,529,976.47/53,708.94
  6. Step 6: Final answer
    x = 41,176.20

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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.