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Finding the Fourth Proportional to 16,370.48, 24,555.72 and 7,607.90

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Solution

The fourth proportional to 16,370.48, 24,555.72 and 7,607.90 is: 11,411.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,370.48 : 24,555.72 = 7,607.90 : x
  2. Step 2: Convert to fraction form
    16,370.48/24,555.72 = 7,607.90/x
  3. Step 3: Cross multiply
    16,370.48x = 24,555.72 × 7,607.90
  4. Step 4: Simplify right side
    16,370.48x = 186,817,462.19
  5. Step 5: Solve for x
    x = 186,817,462.19/16,370.48
  6. Step 6: Final answer
    x = 11,411.85

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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.