Home / 74,329.13-102,579.24-42,063.75

Finding the Fourth Proportional to 74,329.13, 102,579.24 and 42,063.75

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Solution

The fourth proportional to 74,329.13, 102,579.24 and 42,063.75 is: 58,050.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,329.13 : 102,579.24 = 42,063.75 : x
  2. Step 2: Convert to fraction form
    74,329.13/102,579.24 = 42,063.75/x
  3. Step 3: Cross multiply
    74,329.13x = 102,579.24 × 42,063.75
  4. Step 4: Simplify right side
    74,329.13x = 4,314,867,506.55
  5. Step 5: Solve for x
    x = 4,314,867,506.55/74,329.13
  6. Step 6: Final answer
    x = 58,050.83

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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.