Home / 55,876.51-83,796.93-18,429.58

Finding the Fourth Proportional to 55,876.51, 83,796.93 and 18,429.58

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Solution

The fourth proportional to 55,876.51, 83,796.93 and 18,429.58 is: 27,638.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,876.51 : 83,796.93 = 18,429.58 : x
  2. Step 2: Convert to fraction form
    55,876.51/83,796.93 = 18,429.58/x
  3. Step 3: Cross multiply
    55,876.51x = 83,796.93 × 18,429.58
  4. Step 4: Simplify right side
    55,876.51x = 1,544,342,225.19
  5. Step 5: Solve for x
    x = 1,544,342,225.19/55,876.51
  6. Step 6: Final answer
    x = 27,638.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.