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Finding the Fourth Proportional to 23,203.84, 34,788.72 and 14,893.20

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Solution

The fourth proportional to 23,203.84, 34,788.72 and 14,893.20 is: 22,328.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,203.84 : 34,788.72 = 14,893.20 : x
  2. Step 2: Convert to fraction form
    23,203.84/34,788.72 = 14,893.20/x
  3. Step 3: Cross multiply
    23,203.84x = 34,788.72 × 14,893.20
  4. Step 4: Simplify right side
    23,203.84x = 518,115,364.70
  5. Step 5: Solve for x
    x = 518,115,364.70/23,203.84
  6. Step 6: Final answer
    x = 22,328.86

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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.