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Finding the Fourth Proportional to 16,386.58, 24,587.97 and 7,611.04

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Solution

The fourth proportional to 16,386.58, 24,587.97 and 7,611.04 is: 11,420.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,386.58 : 24,587.97 = 7,611.04 : x
  2. Step 2: Convert to fraction form
    16,386.58/24,587.97 = 7,611.04/x
  3. Step 3: Cross multiply
    16,386.58x = 24,587.97 × 7,611.04
  4. Step 4: Simplify right side
    16,386.58x = 187,140,023.19
  5. Step 5: Solve for x
    x = 187,140,023.19/16,386.58
  6. Step 6: Final answer
    x = 11,420.32

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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.