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Finding the Fourth Proportional to 30,292.50, 41,803.68 and 17,044.50

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Solution

The fourth proportional to 30,292.50, 41,803.68 and 17,044.50 is: 23,521.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,292.50 : 41,803.68 = 17,044.50 : x
  2. Step 2: Convert to fraction form
    30,292.50/41,803.68 = 17,044.50/x
  3. Step 3: Cross multiply
    30,292.50x = 41,803.68 × 17,044.50
  4. Step 4: Simplify right side
    30,292.50x = 712,522,823.76
  5. Step 5: Solve for x
    x = 712,522,823.76/30,292.50
  6. Step 6: Final answer
    x = 23,521.43

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1.5x scale

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.