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Finding the Fourth Proportional to 16,569.03, 22,873.68 and 12,783.63

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Solution

The fourth proportional to 16,569.03, 22,873.68 and 12,783.63 is: 17,647.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,569.03 : 22,873.68 = 12,783.63 : x
  2. Step 2: Convert to fraction form
    16,569.03/22,873.68 = 12,783.63/x
  3. Step 3: Cross multiply
    16,569.03x = 22,873.68 × 12,783.63
  4. Step 4: Simplify right side
    16,569.03x = 292,408,661.86
  5. Step 5: Solve for x
    x = 292,408,661.86/16,569.03
  6. Step 6: Final answer
    x = 17,647.90

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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.