Home / 86,974.62-130,295.97-46,894.20

Finding the Fourth Proportional to 86,974.62, 130,295.97 and 46,894.20

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Solution

The fourth proportional to 86,974.62, 130,295.97 and 46,894.20 is: 70,251.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,974.62 : 130,295.97 = 46,894.20 : x
  2. Step 2: Convert to fraction form
    86,974.62/130,295.97 = 46,894.20/x
  3. Step 3: Cross multiply
    86,974.62x = 130,295.97 × 46,894.20
  4. Step 4: Simplify right side
    86,974.62x = 6,110,125,276.37
  5. Step 5: Solve for x
    x = 6,110,125,276.37/86,974.62
  6. Step 6: Final answer
    x = 70,251.82

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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.