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Finding the Fourth Proportional to 16,386.63, 24,580.03 and 4,074.63

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Solution

The fourth proportional to 16,386.63, 24,580.03 and 4,074.63 is: 6,111.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,386.63 : 24,580.03 = 4,074.63 : x
  2. Step 2: Convert to fraction form
    16,386.63/24,580.03 = 4,074.63/x
  3. Step 3: Cross multiply
    16,386.63x = 24,580.03 × 4,074.63
  4. Step 4: Simplify right side
    16,386.63x = 100,154,527.64
  5. Step 5: Solve for x
    x = 100,154,527.64/16,386.63
  6. Step 6: Final answer
    x = 6,111.97

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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.