Home / 96,418.94-144,379.20-66,525.35

Finding the Fourth Proportional to 96,418.94, 144,379.20 and 66,525.35

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Solution

The fourth proportional to 96,418.94, 144,379.20 and 66,525.35 is: 99,616.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,418.94 : 144,379.20 = 66,525.35 : x
  2. Step 2: Convert to fraction form
    96,418.94/144,379.20 = 66,525.35/x
  3. Step 3: Cross multiply
    96,418.94x = 144,379.20 × 66,525.35
  4. Step 4: Simplify right side
    96,418.94x = 9,604,876,812.72
  5. Step 5: Solve for x
    x = 9,604,876,812.72/96,418.94
  6. Step 6: Final answer
    x = 99,616.08

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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.