Home / 89,493.63-123,503.21-49,204.83

Finding the Fourth Proportional to 89,493.63, 123,503.21 and 49,204.83

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Solution

The fourth proportional to 89,493.63, 123,503.21 and 49,204.83 is: 67,903.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,493.63 : 123,503.21 = 49,204.83 : x
  2. Step 2: Convert to fraction form
    89,493.63/123,503.21 = 49,204.83/x
  3. Step 3: Cross multiply
    89,493.63x = 123,503.21 × 49,204.83
  4. Step 4: Simplify right side
    89,493.63x = 6,076,954,206.48
  5. Step 5: Solve for x
    x = 6,076,954,206.48/89,493.63
  6. Step 6: Final answer
    x = 67,903.76

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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.