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Finding the Fourth Proportional to 8,483.53, 12,708.30 and 4,045.50

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Solution

The fourth proportional to 8,483.53, 12,708.30 and 4,045.50 is: 6,060.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,483.53 : 12,708.30 = 4,045.50 : x
  2. Step 2: Convert to fraction form
    8,483.53/12,708.30 = 4,045.50/x
  3. Step 3: Cross multiply
    8,483.53x = 12,708.30 × 4,045.50
  4. Step 4: Simplify right side
    8,483.53x = 51,411,427.65
  5. Step 5: Solve for x
    x = 51,411,427.65/8,483.53
  6. Step 6: Final answer
    x = 6,060.15

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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.