Home / 76,924.67-115,083.55-58,258.62

Finding the Fourth Proportional to 76,924.67, 115,083.55 and 58,258.62

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Solution

The fourth proportional to 76,924.67, 115,083.55 and 58,258.62 is: 87,158.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,924.67 : 115,083.55 = 58,258.62 : x
  2. Step 2: Convert to fraction form
    76,924.67/115,083.55 = 58,258.62/x
  3. Step 3: Cross multiply
    76,924.67x = 115,083.55 × 58,258.62
  4. Step 4: Simplify right side
    76,924.67x = 6,704,608,880.52
  5. Step 5: Solve for x
    x = 6,704,608,880.52/76,924.67
  6. Step 6: Final answer
    x = 87,158.12

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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.