Home / 53,709.51-74,116.61-29,837.64

Finding the Fourth Proportional to 53,709.51, 74,116.61 and 29,837.64

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Solution

The fourth proportional to 53,709.51, 74,116.61 and 29,837.64 is: 41,174.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,709.51 : 74,116.61 = 29,837.64 : x
  2. Step 2: Convert to fraction form
    53,709.51/74,116.61 = 29,837.64/x
  3. Step 3: Cross multiply
    53,709.51x = 74,116.61 × 29,837.64
  4. Step 4: Simplify right side
    53,709.51x = 2,211,465,135.68
  5. Step 5: Solve for x
    x = 2,211,465,135.68/53,709.51
  6. Step 6: Final answer
    x = 41,174.55

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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.