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Finding the Fourth Proportional to 63,624.34, 87,794.94 and 36,775.54

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Solution

The fourth proportional to 63,624.34, 87,794.94 and 36,775.54 is: 50,746.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,624.34 : 87,794.94 = 36,775.54 : x
  2. Step 2: Convert to fraction form
    63,624.34/87,794.94 = 36,775.54/x
  3. Step 3: Cross multiply
    63,624.34x = 87,794.94 × 36,775.54
  4. Step 4: Simplify right side
    63,624.34x = 3,228,706,327.77
  5. Step 5: Solve for x
    x = 3,228,706,327.77/63,624.34
  6. Step 6: Final answer
    x = 50,746.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.