Home / 53,858.13-74,322.54-29,983.61

Finding the Fourth Proportional to 53,858.13, 74,322.54 and 29,983.61

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Solution

The fourth proportional to 53,858.13, 74,322.54 and 29,983.61 is: 41,376.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,858.13 : 74,322.54 = 29,983.61 : x
  2. Step 2: Convert to fraction form
    53,858.13/74,322.54 = 29,983.61/x
  3. Step 3: Cross multiply
    53,858.13x = 74,322.54 × 29,983.61
  4. Step 4: Simplify right side
    53,858.13x = 2,228,457,681.96
  5. Step 5: Solve for x
    x = 2,228,457,681.96/53,858.13
  6. Step 6: Final answer
    x = 41,376.44

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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.