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Finding the Fourth Proportional to 16,404.90, 24,607.35 and 9,827.70

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Solution

The fourth proportional to 16,404.90, 24,607.35 and 9,827.70 is: 14,741.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,404.90 : 24,607.35 = 9,827.70 : x
  2. Step 2: Convert to fraction form
    16,404.90/24,607.35 = 9,827.70/x
  3. Step 3: Cross multiply
    16,404.90x = 24,607.35 × 9,827.70
  4. Step 4: Simplify right side
    16,404.90x = 241,833,653.60
  5. Step 5: Solve for x
    x = 241,833,653.60/16,404.90
  6. Step 6: Final answer
    x = 14,741.55

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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.