Home / 88,575.36-122,237.28-54,576.96

Finding the Fourth Proportional to 88,575.36, 122,237.28 and 54,576.96

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Solution

The fourth proportional to 88,575.36, 122,237.28 and 54,576.96 is: 75,318.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,575.36 : 122,237.28 = 54,576.96 : x
  2. Step 2: Convert to fraction form
    88,575.36/122,237.28 = 54,576.96/x
  3. Step 3: Cross multiply
    88,575.36x = 122,237.28 × 54,576.96
  4. Step 4: Simplify right side
    88,575.36x = 6,671,339,141.07
  5. Step 5: Solve for x
    x = 6,671,339,141.07/88,575.36
  6. Step 6: Final answer
    x = 75,318.23

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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.