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Finding the Fourth Proportional to 37,502.40, 56,259.90 and 11,209.80

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Solution

The fourth proportional to 37,502.40, 56,259.90 and 11,209.80 is: 16,816.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,502.40 : 56,259.90 = 11,209.80 : x
  2. Step 2: Convert to fraction form
    37,502.40/56,259.90 = 11,209.80/x
  3. Step 3: Cross multiply
    37,502.40x = 56,259.90 × 11,209.80
  4. Step 4: Simplify right side
    37,502.40x = 630,662,227.02
  5. Step 5: Solve for x
    x = 630,662,227.02/37,502.40
  6. Step 6: Final answer
    x = 16,816.58

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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.