Home / 93,619.94-129,198.33-51,180.74

Finding the Fourth Proportional to 93,619.94, 129,198.33 and 51,180.74

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Solution

The fourth proportional to 93,619.94, 129,198.33 and 51,180.74 is: 70,630.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,619.94 : 129,198.33 = 51,180.74 : x
  2. Step 2: Convert to fraction form
    93,619.94/129,198.33 = 51,180.74/x
  3. Step 3: Cross multiply
    93,619.94x = 129,198.33 × 51,180.74
  4. Step 4: Simplify right side
    93,619.94x = 6,612,466,136.16
  5. Step 5: Solve for x
    x = 6,612,466,136.16/93,619.94
  6. Step 6: Final answer
    x = 70,630.96

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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.