Home / 53,639.71-74,016.79-29,767.39

Finding the Fourth Proportional to 53,639.71, 74,016.79 and 29,767.39

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Solution

The fourth proportional to 53,639.71, 74,016.79 and 29,767.39 is: 41,075.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,639.71 : 74,016.79 = 29,767.39 : x
  2. Step 2: Convert to fraction form
    53,639.71/74,016.79 = 29,767.39/x
  3. Step 3: Cross multiply
    53,639.71x = 74,016.79 × 29,767.39
  4. Step 4: Simplify right side
    53,639.71x = 2,203,286,654.48
  5. Step 5: Solve for x
    x = 2,203,286,654.48/53,639.71
  6. Step 6: Final answer
    x = 41,075.66

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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.