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Finding the Fourth Proportional to 12,600.93, 18,901.55 and 5,483.50

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Solution

The fourth proportional to 12,600.93, 18,901.55 and 5,483.50 is: 8,225.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,600.93 : 18,901.55 = 5,483.50 : x
  2. Step 2: Convert to fraction form
    12,600.93/18,901.55 = 5,483.50/x
  3. Step 3: Cross multiply
    12,600.93x = 18,901.55 × 5,483.50
  4. Step 4: Simplify right side
    12,600.93x = 103,646,649.43
  5. Step 5: Solve for x
    x = 103,646,649.43/12,600.93
  6. Step 6: Final answer
    x = 8,225.32

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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.