Home / 53,731.69-74,149.77-29,860.59

Finding the Fourth Proportional to 53,731.69, 74,149.77 and 29,860.59

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Solution

The fourth proportional to 53,731.69, 74,149.77 and 29,860.59 is: 41,207.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,731.69 : 74,149.77 = 29,860.59 : x
  2. Step 2: Convert to fraction form
    53,731.69/74,149.77 = 29,860.59/x
  3. Step 3: Cross multiply
    53,731.69x = 74,149.77 × 29,860.59
  4. Step 4: Simplify right side
    53,731.69x = 2,214,155,880.56
  5. Step 5: Solve for x
    x = 2,214,155,880.56/53,731.69
  6. Step 6: Final answer
    x = 41,207.64

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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.