Home / 187,396.09-258,224.02-133,566.73

Finding the Fourth Proportional to 187,396.09, 258,224.02 and 133,566.73

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Solution

The fourth proportional to 187,396.09, 258,224.02 and 133,566.73 is: 184,049.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,396.09 : 258,224.02 = 133,566.73 : x
  2. Step 2: Convert to fraction form
    187,396.09/258,224.02 = 133,566.73/x
  3. Step 3: Cross multiply
    187,396.09x = 258,224.02 × 133,566.73
  4. Step 4: Simplify right side
    187,396.09x = 34,490,137,958.85
  5. Step 5: Solve for x
    x = 34,490,137,958.85/187,396.09
  6. Step 6: Final answer
    x = 184,049.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.