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Finding the Fourth Proportional to 71,315.51, 106,898.99 and 23,894.87

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Solution

The fourth proportional to 71,315.51, 106,898.99 and 23,894.87 is: 35,817.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,315.51 : 106,898.99 = 23,894.87 : x
  2. Step 2: Convert to fraction form
    71,315.51/106,898.99 = 23,894.87/x
  3. Step 3: Cross multiply
    71,315.51x = 106,898.99 × 23,894.87
  4. Step 4: Simplify right side
    71,315.51x = 2,554,336,815.21
  5. Step 5: Solve for x
    x = 2,554,336,815.21/71,315.51
  6. Step 6: Final answer
    x = 35,817.41

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1.5x scale

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.