Home / 83,962.02-125,942.88-57,586.80

Finding the Fourth Proportional to 83,962.02, 125,942.88 and 57,586.80

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Solution

The fourth proportional to 83,962.02, 125,942.88 and 57,586.80 is: 86,380.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,962.02 : 125,942.88 = 57,586.80 : x
  2. Step 2: Convert to fraction form
    83,962.02/125,942.88 = 57,586.80/x
  3. Step 3: Cross multiply
    83,962.02x = 125,942.88 × 57,586.80
  4. Step 4: Simplify right side
    83,962.02x = 7,252,647,441.98
  5. Step 5: Solve for x
    x = 7,252,647,441.98/83,962.02
  6. Step 6: Final answer
    x = 86,380.10

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1.5x scale

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.