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Finding the Fourth Proportional to 16,308.54, 24,457.95 and 6,948.45

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Solution

The fourth proportional to 16,308.54, 24,457.95 and 6,948.45 is: 10,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,308.54 : 24,457.95 = 6,948.45 : x
  2. Step 2: Convert to fraction form
    16,308.54/24,457.95 = 6,948.45/x
  3. Step 3: Cross multiply
    16,308.54x = 24,457.95 × 6,948.45
  4. Step 4: Simplify right side
    16,308.54x = 169,944,842.68
  5. Step 5: Solve for x
    x = 169,944,842.68/16,308.54
  6. Step 6: Final answer
    x = 10,420.60

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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.