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Finding the Fourth Proportional to 16,370.58, 24,551.58 and 5,278.59

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Solution

The fourth proportional to 16,370.58, 24,551.58 and 5,278.59 is: 7,916.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,370.58 : 24,551.58 = 5,278.59 : x
  2. Step 2: Convert to fraction form
    16,370.58/24,551.58 = 5,278.59/x
  3. Step 3: Cross multiply
    16,370.58x = 24,551.58 × 5,278.59
  4. Step 4: Simplify right side
    16,370.58x = 129,597,724.67
  5. Step 5: Solve for x
    x = 129,597,724.67/16,370.58
  6. Step 6: Final answer
    x = 7,916.50

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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.