Home / 38,702.91-58,054.36-30,960.93

Finding the Fourth Proportional to 38,702.91, 58,054.36 and 30,960.93

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Solution

The fourth proportional to 38,702.91, 58,054.36 and 30,960.93 is: 46,441.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,702.91 : 58,054.36 = 30,960.93 : x
  2. Step 2: Convert to fraction form
    38,702.91/58,054.36 = 30,960.93/x
  3. Step 3: Cross multiply
    38,702.91x = 58,054.36 × 30,960.93
  4. Step 4: Simplify right side
    38,702.91x = 1,797,416,976.15
  5. Step 5: Solve for x
    x = 1,797,416,976.15/38,702.91
  6. Step 6: Final answer
    x = 46,441.39

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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.