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Finding the Fourth Proportional to 181,252.40, 271,878.60 and 118,266.80

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Solution

The fourth proportional to 181,252.40, 271,878.60 and 118,266.80 is: 177,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,252.40 : 271,878.60 = 118,266.80 : x
  2. Step 2: Convert to fraction form
    181,252.40/271,878.60 = 118,266.80/x
  3. Step 3: Cross multiply
    181,252.40x = 271,878.60 × 118,266.80
  4. Step 4: Simplify right side
    181,252.40x = 32,154,212,010.48
  5. Step 5: Solve for x
    x = 32,154,212,010.48/181,252.40
  6. Step 6: Final answer
    x = 177,400.20

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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.