Home / 99,813.89-149,596.23-49,908.26

Finding the Fourth Proportional to 99,813.89, 149,596.23 and 49,908.26

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Solution

The fourth proportional to 99,813.89, 149,596.23 and 49,908.26 is: 74,800.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,813.89 : 149,596.23 = 49,908.26 : x
  2. Step 2: Convert to fraction form
    99,813.89/149,596.23 = 49,908.26/x
  3. Step 3: Cross multiply
    99,813.89x = 149,596.23 × 49,908.26
  4. Step 4: Simplify right side
    99,813.89x = 7,466,088,103.01
  5. Step 5: Solve for x
    x = 7,466,088,103.01/99,813.89
  6. Step 6: Final answer
    x = 74,800.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.