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Finding the Fourth Proportional to 32,465.40, 48,674.10 and 16,894.20

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Solution

The fourth proportional to 32,465.40, 48,674.10 and 16,894.20 is: 25,328.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,465.40 : 48,674.10 = 16,894.20 : x
  2. Step 2: Convert to fraction form
    32,465.40/48,674.10 = 16,894.20/x
  3. Step 3: Cross multiply
    32,465.40x = 48,674.10 × 16,894.20
  4. Step 4: Simplify right side
    32,465.40x = 822,309,980.22
  5. Step 5: Solve for x
    x = 822,309,980.22/32,465.40
  6. Step 6: Final answer
    x = 25,328.81

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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.