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Finding the Fourth Proportional to 52,900.68, 79,371.68 and 23,297.71

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Solution

The fourth proportional to 52,900.68, 79,371.68 and 23,297.71 is: 34,955.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,900.68 : 79,371.68 = 23,297.71 : x
  2. Step 2: Convert to fraction form
    52,900.68/79,371.68 = 23,297.71/x
  3. Step 3: Cross multiply
    52,900.68x = 79,371.68 × 23,297.71
  4. Step 4: Simplify right side
    52,900.68x = 1,849,178,382.85
  5. Step 5: Solve for x
    x = 1,849,178,382.85/52,900.68
  6. Step 6: Final answer
    x = 34,955.66

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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.