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Finding the Fourth Proportional to 8,737.56, 12,055.50 and 5,595.57

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Solution

The fourth proportional to 8,737.56, 12,055.50 and 5,595.57 is: 7,720.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.56 : 12,055.50 = 5,595.57 : x
  2. Step 2: Convert to fraction form
    8,737.56/12,055.50 = 5,595.57/x
  3. Step 3: Cross multiply
    8,737.56x = 12,055.50 × 5,595.57
  4. Step 4: Simplify right side
    8,737.56x = 67,457,394.14
  5. Step 5: Solve for x
    x = 67,457,394.14/8,737.56
  6. Step 6: Final answer
    x = 7,720.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.