Home / 99,666.57-149,525.10-33,107.04

Finding the Fourth Proportional to 99,666.57, 149,525.10 and 33,107.04

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Solution

The fourth proportional to 99,666.57, 149,525.10 and 33,107.04 is: 49,668.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,666.57 : 149,525.10 = 33,107.04 : x
  2. Step 2: Convert to fraction form
    99,666.57/149,525.10 = 33,107.04/x
  3. Step 3: Cross multiply
    99,666.57x = 149,525.10 × 33,107.04
  4. Step 4: Simplify right side
    99,666.57x = 4,950,333,466.70
  5. Step 5: Solve for x
    x = 4,950,333,466.70/99,666.57
  6. Step 6: Final answer
    x = 49,668.95

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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.