Home / 187,518.30-281,277.44-82,338.18

Finding the Fourth Proportional to 187,518.30, 281,277.44 and 82,338.18

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Solution

The fourth proportional to 187,518.30, 281,277.44 and 82,338.18 is: 123,507.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,518.30 : 281,277.44 = 82,338.18 : x
  2. Step 2: Convert to fraction form
    187,518.30/281,277.44 = 82,338.18/x
  3. Step 3: Cross multiply
    187,518.30x = 281,277.44 × 82,338.18
  4. Step 4: Simplify right side
    187,518.30x = 23,159,872,484.66
  5. Step 5: Solve for x
    x = 23,159,872,484.66/187,518.30
  6. Step 6: Final answer
    x = 123,507.27

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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.