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Finding the Fourth Proportional to 174,136.80, 260,767.80 and 114,650.40

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Solution

The fourth proportional to 174,136.80, 260,767.80 and 114,650.40 is: 171,687.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,136.80 : 260,767.80 = 114,650.40 : x
  2. Step 2: Convert to fraction form
    174,136.80/260,767.80 = 114,650.40/x
  3. Step 3: Cross multiply
    174,136.80x = 260,767.80 × 114,650.40
  4. Step 4: Simplify right side
    174,136.80x = 29,897,132,577.12
  5. Step 5: Solve for x
    x = 29,897,132,577.12/174,136.80
  6. Step 6: Final answer
    x = 171,687.62

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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.