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Finding the Fourth Proportional to 96,366.99, 144,549.64 and 75,324.71

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Solution

The fourth proportional to 96,366.99, 144,549.64 and 75,324.71 is: 112,986.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,366.99 : 144,549.64 = 75,324.71 : x
  2. Step 2: Convert to fraction form
    96,366.99/144,549.64 = 75,324.71/x
  3. Step 3: Cross multiply
    96,366.99x = 144,549.64 × 75,324.71
  4. Step 4: Simplify right side
    96,366.99x = 10,888,159,550.74
  5. Step 5: Solve for x
    x = 10,888,159,550.74/96,366.99
  6. Step 6: Final answer
    x = 112,986.40

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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.