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Finding the Fourth Proportional to 177,586.80, 266,315.40 and 88,810.80

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Solution

The fourth proportional to 177,586.80, 266,315.40 and 88,810.80 is: 133,183.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,586.80 : 266,315.40 = 88,810.80 : x
  2. Step 2: Convert to fraction form
    177,586.80/266,315.40 = 88,810.80/x
  3. Step 3: Cross multiply
    177,586.80x = 266,315.40 × 88,810.80
  4. Step 4: Simplify right side
    177,586.80x = 23,651,683,726.32
  5. Step 5: Solve for x
    x = 23,651,683,726.32/177,586.80
  6. Step 6: Final answer
    x = 133,183.79

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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.