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Finding the Fourth Proportional to 104,950.81, 144,836.03 and 59,636.48

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Solution

The fourth proportional to 104,950.81, 144,836.03 and 59,636.48 is: 82,300.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,950.81 : 144,836.03 = 59,636.48 : x
  2. Step 2: Convert to fraction form
    104,950.81/144,836.03 = 59,636.48/x
  3. Step 3: Cross multiply
    104,950.81x = 144,836.03 × 59,636.48
  4. Step 4: Simplify right side
    104,950.81x = 8,637,510,708.19
  5. Step 5: Solve for x
    x = 8,637,510,708.19/104,950.81
  6. Step 6: Final answer
    x = 82,300.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.