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Finding the Fourth Proportional to 37,502.80, 56,265.48 and 11,208.40

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Solution

The fourth proportional to 37,502.80, 56,265.48 and 11,208.40 is: 16,815.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,502.80 : 56,265.48 = 11,208.40 : x
  2. Step 2: Convert to fraction form
    37,502.80/56,265.48 = 11,208.40/x
  3. Step 3: Cross multiply
    37,502.80x = 56,265.48 × 11,208.40
  4. Step 4: Simplify right side
    37,502.80x = 630,646,006.03
  5. Step 5: Solve for x
    x = 630,646,006.03/37,502.80
  6. Step 6: Final answer
    x = 16,815.97

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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.