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Finding the Fourth Proportional to 86,567.67, 119,469.39 and 48,334.74

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Solution

The fourth proportional to 86,567.67, 119,469.39 and 48,334.74 is: 66,705.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,567.67 : 119,469.39 = 48,334.74 : x
  2. Step 2: Convert to fraction form
    86,567.67/119,469.39 = 48,334.74/x
  3. Step 3: Cross multiply
    86,567.67x = 119,469.39 × 48,334.74
  4. Step 4: Simplify right side
    86,567.67x = 5,774,521,903.61
  5. Step 5: Solve for x
    x = 5,774,521,903.61/86,567.67
  6. Step 6: Final answer
    x = 66,705.29

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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.