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Finding the Fourth Proportional to 37,653.70, 56,480.96 and 11,358.67

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Solution

The fourth proportional to 37,653.70, 56,480.96 and 11,358.67 is: 17,038.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,653.70 : 56,480.96 = 11,358.67 : x
  2. Step 2: Convert to fraction form
    37,653.70/56,480.96 = 11,358.67/x
  3. Step 3: Cross multiply
    37,653.70x = 56,480.96 × 11,358.67
  4. Step 4: Simplify right side
    37,653.70x = 641,548,642.33
  5. Step 5: Solve for x
    x = 641,548,642.33/37,653.70
  6. Step 6: Final answer
    x = 17,038.13

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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.