Home / 99,718.26-149,605.74-40,596.36

Finding the Fourth Proportional to 99,718.26, 149,605.74 and 40,596.36

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Solution

The fourth proportional to 99,718.26, 149,605.74 and 40,596.36 is: 60,906.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,718.26 : 149,605.74 = 40,596.36 : x
  2. Step 2: Convert to fraction form
    99,718.26/149,605.74 = 40,596.36/x
  3. Step 3: Cross multiply
    99,718.26x = 149,605.74 × 40,596.36
  4. Step 4: Simplify right side
    99,718.26x = 6,073,448,479.11
  5. Step 5: Solve for x
    x = 6,073,448,479.11/99,718.26
  6. Step 6: Final answer
    x = 60,906.08

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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.