Home / 123,044.85-183,892.94-89,834.85

Finding the Fourth Proportional to 123,044.85, 183,892.94 and 89,834.85

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Solution

The fourth proportional to 123,044.85, 183,892.94 and 89,834.85 is: 134,259.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,044.85 : 183,892.94 = 89,834.85 : x
  2. Step 2: Convert to fraction form
    123,044.85/183,892.94 = 89,834.85/x
  3. Step 3: Cross multiply
    123,044.85x = 183,892.94 × 89,834.85
  4. Step 4: Simplify right side
    123,044.85x = 16,519,994,905.55
  5. Step 5: Solve for x
    x = 16,519,994,905.55/123,044.85
  6. Step 6: Final answer
    x = 134,259.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.