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Finding the Fourth Proportional to 16,329.90, 24,498.90 and 4,643.10

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Solution

The fourth proportional to 16,329.90, 24,498.90 and 4,643.10 is: 6,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,329.90 : 24,498.90 = 4,643.10 : x
  2. Step 2: Convert to fraction form
    16,329.90/24,498.90 = 4,643.10/x
  3. Step 3: Cross multiply
    16,329.90x = 24,498.90 × 4,643.10
  4. Step 4: Simplify right side
    16,329.90x = 113,750,842.59
  5. Step 5: Solve for x
    x = 113,750,842.59/16,329.90
  6. Step 6: Final answer
    x = 6,965.80

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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.