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Finding the Fourth Proportional to 32,195.60, 48,317.40 and 16,605.20

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Solution

The fourth proportional to 32,195.60, 48,317.40 and 16,605.20 is: 24,920.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,195.60 : 48,317.40 = 16,605.20 : x
  2. Step 2: Convert to fraction form
    32,195.60/48,317.40 = 16,605.20/x
  3. Step 3: Cross multiply
    32,195.60x = 48,317.40 × 16,605.20
  4. Step 4: Simplify right side
    32,195.60x = 802,320,090.48
  5. Step 5: Solve for x
    x = 802,320,090.48/32,195.60
  6. Step 6: Final answer
    x = 24,920.18

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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.