Home / 84,621.50-116,778.48-46,896.56

Finding the Fourth Proportional to 84,621.50, 116,778.48 and 46,896.56

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Solution

The fourth proportional to 84,621.50, 116,778.48 and 46,896.56 is: 64,717.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,621.50 : 116,778.48 = 46,896.56 : x
  2. Step 2: Convert to fraction form
    84,621.50/116,778.48 = 46,896.56/x
  3. Step 3: Cross multiply
    84,621.50x = 116,778.48 × 46,896.56
  4. Step 4: Simplify right side
    84,621.50x = 5,476,508,994.03
  5. Step 5: Solve for x
    x = 5,476,508,994.03/84,621.50
  6. Step 6: Final answer
    x = 64,717.70

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1.5x scale

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.