Home / 99,616.35-149,422.09-36,450.93

Finding the Fourth Proportional to 99,616.35, 149,422.09 and 36,450.93

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Solution

The fourth proportional to 99,616.35, 149,422.09 and 36,450.93 is: 54,675.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,616.35 : 149,422.09 = 36,450.93 : x
  2. Step 2: Convert to fraction form
    99,616.35/149,422.09 = 36,450.93/x
  3. Step 3: Cross multiply
    99,616.35x = 149,422.09 × 36,450.93
  4. Step 4: Simplify right side
    99,616.35x = 5,446,574,143.04
  5. Step 5: Solve for x
    x = 5,446,574,143.04/99,616.35
  6. Step 6: Final answer
    x = 54,675.50

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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.