Home / 55,169.06-82,741.28-25,583.06

Finding the Fourth Proportional to 55,169.06, 82,741.28 and 25,583.06

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Solution

The fourth proportional to 55,169.06, 82,741.28 and 25,583.06 is: 38,368.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,169.06 : 82,741.28 = 25,583.06 : x
  2. Step 2: Convert to fraction form
    55,169.06/82,741.28 = 25,583.06/x
  3. Step 3: Cross multiply
    55,169.06x = 82,741.28 × 25,583.06
  4. Step 4: Simplify right side
    55,169.06x = 2,116,774,780.97
  5. Step 5: Solve for x
    x = 2,116,774,780.97/55,169.06
  6. Step 6: Final answer
    x = 38,368.87

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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.