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Finding the Fourth Proportional to 37,300.60, 55,950.90 and 11,005.30

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Solution

The fourth proportional to 37,300.60, 55,950.90 and 11,005.30 is: 16,507.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,300.60 : 55,950.90 = 11,005.30 : x
  2. Step 2: Convert to fraction form
    37,300.60/55,950.90 = 11,005.30/x
  3. Step 3: Cross multiply
    37,300.60x = 55,950.90 × 11,005.30
  4. Step 4: Simplify right side
    37,300.60x = 615,756,439.77
  5. Step 5: Solve for x
    x = 615,756,439.77/37,300.60
  6. Step 6: Final answer
    x = 16,507.95

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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.