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Finding the Fourth Proportional to 167,320.60, 250,980.90 and 56,512.60

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Solution

The fourth proportional to 167,320.60, 250,980.90 and 56,512.60 is: 84,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,320.60 : 250,980.90 = 56,512.60 : x
  2. Step 2: Convert to fraction form
    167,320.60/250,980.90 = 56,512.60/x
  3. Step 3: Cross multiply
    167,320.60x = 250,980.90 × 56,512.60
  4. Step 4: Simplify right side
    167,320.60x = 14,183,583,209.34
  5. Step 5: Solve for x
    x = 14,183,583,209.34/167,320.60
  6. Step 6: Final answer
    x = 84,768.90

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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.