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Finding the Fourth Proportional to 161,683.20, 242,524.80 and 152,497.80

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Solution

The fourth proportional to 161,683.20, 242,524.80 and 152,497.80 is: 228,746.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,683.20 : 242,524.80 = 152,497.80 : x
  2. Step 2: Convert to fraction form
    161,683.20/242,524.80 = 152,497.80/x
  3. Step 3: Cross multiply
    161,683.20x = 242,524.80 × 152,497.80
  4. Step 4: Simplify right side
    161,683.20x = 36,984,498,445.44
  5. Step 5: Solve for x
    x = 36,984,498,445.44/161,683.20
  6. Step 6: Final answer
    x = 228,746.70

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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.