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Finding the Fourth Proportional to 36,602.30, 54,903.45 and 16,919.30

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Solution

The fourth proportional to 36,602.30, 54,903.45 and 16,919.30 is: 25,378.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,602.30 : 54,903.45 = 16,919.30 : x
  2. Step 2: Convert to fraction form
    36,602.30/54,903.45 = 16,919.30/x
  3. Step 3: Cross multiply
    36,602.30x = 54,903.45 × 16,919.30
  4. Step 4: Simplify right side
    36,602.30x = 928,927,941.59
  5. Step 5: Solve for x
    x = 928,927,941.59/36,602.30
  6. Step 6: Final answer
    x = 25,378.95

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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.