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Finding the Fourth Proportional to 16,005.70, 24,008.55 and 9,784.90

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Solution

The fourth proportional to 16,005.70, 24,008.55 and 9,784.90 is: 14,677.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,005.70 : 24,008.55 = 9,784.90 : x
  2. Step 2: Convert to fraction form
    16,005.70/24,008.55 = 9,784.90/x
  3. Step 3: Cross multiply
    16,005.70x = 24,008.55 × 9,784.90
  4. Step 4: Simplify right side
    16,005.70x = 234,921,260.90
  5. Step 5: Solve for x
    x = 234,921,260.90/16,005.70
  6. Step 6: Final answer
    x = 14,677.35

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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.