Home / 89,492.25-123,496.14-49,205.73

Finding the Fourth Proportional to 89,492.25, 123,496.14 and 49,205.73

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Solution

The fourth proportional to 89,492.25, 123,496.14 and 49,205.73 is: 67,902.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,492.25 : 123,496.14 = 49,205.73 : x
  2. Step 2: Convert to fraction form
    89,492.25/123,496.14 = 49,205.73/x
  3. Step 3: Cross multiply
    89,492.25x = 123,496.14 × 49,205.73
  4. Step 4: Simplify right side
    89,492.25x = 6,076,717,905.40
  5. Step 5: Solve for x
    x = 6,076,717,905.40/89,492.25
  6. Step 6: Final answer
    x = 67,902.17

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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.