Home / 89,274.04-123,194.02-48,986.80

Finding the Fourth Proportional to 89,274.04, 123,194.02 and 48,986.80

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Solution

The fourth proportional to 89,274.04, 123,194.02 and 48,986.80 is: 67,599.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,274.04 : 123,194.02 = 48,986.80 : x
  2. Step 2: Convert to fraction form
    89,274.04/123,194.02 = 48,986.80/x
  3. Step 3: Cross multiply
    89,274.04x = 123,194.02 × 48,986.80
  4. Step 4: Simplify right side
    89,274.04x = 6,034,880,818.94
  5. Step 5: Solve for x
    x = 6,034,880,818.94/89,274.04
  6. Step 6: Final answer
    x = 67,599.50

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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.