Home / 67,784.80-93,548.62-37,579.60

Finding the Fourth Proportional to 67,784.80, 93,548.62 and 37,579.60

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Solution

The fourth proportional to 67,784.80, 93,548.62 and 37,579.60 is: 51,862.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,784.80 : 93,548.62 = 37,579.60 : x
  2. Step 2: Convert to fraction form
    67,784.80/93,548.62 = 37,579.60/x
  3. Step 3: Cross multiply
    67,784.80x = 93,548.62 × 37,579.60
  4. Step 4: Simplify right side
    67,784.80x = 3,515,519,357.85
  5. Step 5: Solve for x
    x = 3,515,519,357.85/67,784.80
  6. Step 6: Final answer
    x = 51,862.95

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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.