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Finding the Fourth Proportional to 96,552.50, 144,804.52 and 45,920.28

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Solution

The fourth proportional to 96,552.50, 144,804.52 and 45,920.28 is: 68,868.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,552.50 : 144,804.52 = 45,920.28 : x
  2. Step 2: Convert to fraction form
    96,552.50/144,804.52 = 45,920.28/x
  3. Step 3: Cross multiply
    96,552.50x = 144,804.52 × 45,920.28
  4. Step 4: Simplify right side
    96,552.50x = 6,649,464,574.93
  5. Step 5: Solve for x
    x = 6,649,464,574.93/96,552.50
  6. Step 6: Final answer
    x = 68,868.90

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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.