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Finding the Fourth Proportional to 177,487.30, 266,360.55 and 124,999.30

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Solution

The fourth proportional to 177,487.30, 266,360.55 and 124,999.30 is: 187,590.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,487.30 : 266,360.55 = 124,999.30 : x
  2. Step 2: Convert to fraction form
    177,487.30/266,360.55 = 124,999.30/x
  3. Step 3: Cross multiply
    177,487.30x = 266,360.55 × 124,999.30
  4. Step 4: Simplify right side
    177,487.30x = 33,294,882,297.62
  5. Step 5: Solve for x
    x = 33,294,882,297.62/177,487.30
  6. Step 6: Final answer
    x = 187,590.22

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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.