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Finding the Fourth Proportional to 177,160.80, 266,048.40 and 124,936.80

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Solution

The fourth proportional to 177,160.80, 266,048.40 and 124,936.80 is: 187,621.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,160.80 : 266,048.40 = 124,936.80 : x
  2. Step 2: Convert to fraction form
    177,160.80/266,048.40 = 124,936.80/x
  3. Step 3: Cross multiply
    177,160.80x = 266,048.40 × 124,936.80
  4. Step 4: Simplify right side
    177,160.80x = 33,239,235,741.12
  5. Step 5: Solve for x
    x = 33,239,235,741.12/177,160.80
  6. Step 6: Final answer
    x = 187,621.84

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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.