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Finding the Fourth Proportional to 8,500.04, 12,739.23 and 4,804.32

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Solution

The fourth proportional to 8,500.04, 12,739.23 and 4,804.32 is: 7,200.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,500.04 : 12,739.23 = 4,804.32 : x
  2. Step 2: Convert to fraction form
    8,500.04/12,739.23 = 4,804.32/x
  3. Step 3: Cross multiply
    8,500.04x = 12,739.23 × 4,804.32
  4. Step 4: Simplify right side
    8,500.04x = 61,203,337.47
  5. Step 5: Solve for x
    x = 61,203,337.47/8,500.04
  6. Step 6: Final answer
    x = 7,200.36

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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.