Home / 84,830.88-117,075.98-48,535.68

Finding the Fourth Proportional to 84,830.88, 117,075.98 and 48,535.68

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Solution

The fourth proportional to 84,830.88, 117,075.98 and 48,535.68 is: 66,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,830.88 : 117,075.98 = 48,535.68 : x
  2. Step 2: Convert to fraction form
    84,830.88/117,075.98 = 48,535.68/x
  3. Step 3: Cross multiply
    84,830.88x = 117,075.98 × 48,535.68
  4. Step 4: Simplify right side
    84,830.88x = 5,682,362,300.97
  5. Step 5: Solve for x
    x = 5,682,362,300.97/84,830.88
  6. Step 6: Final answer
    x = 66,984.60

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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.