Home / 58,440.62-87,639.05-46,105.94

Finding the Fourth Proportional to 58,440.62, 87,639.05 and 46,105.94

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Solution

The fourth proportional to 58,440.62, 87,639.05 and 46,105.94 is: 69,141.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,440.62 : 87,639.05 = 46,105.94 : x
  2. Step 2: Convert to fraction form
    58,440.62/87,639.05 = 46,105.94/x
  3. Step 3: Cross multiply
    58,440.62x = 87,639.05 × 46,105.94
  4. Step 4: Simplify right side
    58,440.62x = 4,040,681,115.32
  5. Step 5: Solve for x
    x = 4,040,681,115.32/58,440.62
  6. Step 6: Final answer
    x = 69,141.65

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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.