Home / 187,234.80-281,435.40-183,735.60

Finding the Fourth Proportional to 187,234.80, 281,435.40 and 183,735.60

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Solution

The fourth proportional to 187,234.80, 281,435.40 and 183,735.60 is: 276,175.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,234.80 : 281,435.40 = 183,735.60 : x
  2. Step 2: Convert to fraction form
    187,234.80/281,435.40 = 183,735.60/x
  3. Step 3: Cross multiply
    187,234.80x = 281,435.40 × 183,735.60
  4. Step 4: Simplify right side
    187,234.80x = 51,709,702,080.24
  5. Step 5: Solve for x
    x = 51,709,702,080.24/187,234.80
  6. Step 6: Final answer
    x = 276,175.70

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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.