Home / 53,858.94-74,327.79-29,987.13

Finding the Fourth Proportional to 53,858.94, 74,327.79 and 29,987.13

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Solution

The fourth proportional to 53,858.94, 74,327.79 and 29,987.13 is: 41,383.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,858.94 : 74,327.79 = 29,987.13 : x
  2. Step 2: Convert to fraction form
    53,858.94/74,327.79 = 29,987.13/x
  3. Step 3: Cross multiply
    53,858.94x = 74,327.79 × 29,987.13
  4. Step 4: Simplify right side
    53,858.94x = 2,228,877,101.34
  5. Step 5: Solve for x
    x = 2,228,877,101.34/53,858.94
  6. Step 6: Final answer
    x = 41,383.61

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1.5x scale

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.