Home / 55,516.60-83,266.26-18,077.32

Finding the Fourth Proportional to 55,516.60, 83,266.26 and 18,077.32

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Solution

The fourth proportional to 55,516.60, 83,266.26 and 18,077.32 is: 27,113.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,516.60 : 83,266.26 = 18,077.32 : x
  2. Step 2: Convert to fraction form
    55,516.60/83,266.26 = 18,077.32/x
  3. Step 3: Cross multiply
    55,516.60x = 83,266.26 × 18,077.32
  4. Step 4: Simplify right side
    55,516.60x = 1,505,230,827.22
  5. Step 5: Solve for x
    x = 1,505,230,827.22/55,516.60
  6. Step 6: Final answer
    x = 27,113.17

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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.