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Finding the Fourth Proportional to 32,491.60, 48,699.60 and 14,963.20

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Solution

The fourth proportional to 32,491.60, 48,699.60 and 14,963.20 is: 22,427.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,491.60 : 48,699.60 = 14,963.20 : x
  2. Step 2: Convert to fraction form
    32,491.60/48,699.60 = 14,963.20/x
  3. Step 3: Cross multiply
    32,491.60x = 48,699.60 × 14,963.20
  4. Step 4: Simplify right side
    32,491.60x = 728,701,854.72
  5. Step 5: Solve for x
    x = 728,701,854.72/32,491.60
  6. Step 6: Final answer
    x = 22,427.39

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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.