Home / 84,826.76-117,075.32-49,037.51

Finding the Fourth Proportional to 84,826.76, 117,075.32 and 49,037.51

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Solution

The fourth proportional to 84,826.76, 117,075.32 and 49,037.51 is: 67,680.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,826.76 : 117,075.32 = 49,037.51 : x
  2. Step 2: Convert to fraction form
    84,826.76/117,075.32 = 49,037.51/x
  3. Step 3: Cross multiply
    84,826.76x = 117,075.32 × 49,037.51
  4. Step 4: Simplify right side
    84,826.76x = 5,741,082,590.54
  5. Step 5: Solve for x
    x = 5,741,082,590.54/84,826.76
  6. Step 6: Final answer
    x = 67,680.09

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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.