Home / 187,340.40-281,010.60-60,992.55

Finding the Fourth Proportional to 187,340.40, 281,010.60 and 60,992.55

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Solution

The fourth proportional to 187,340.40, 281,010.60 and 60,992.55 is: 91,488.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,340.40 : 281,010.60 = 60,992.55 : x
  2. Step 2: Convert to fraction form
    187,340.40/281,010.60 = 60,992.55/x
  3. Step 3: Cross multiply
    187,340.40x = 281,010.60 × 60,992.55
  4. Step 4: Simplify right side
    187,340.40x = 17,139,553,071.03
  5. Step 5: Solve for x
    x = 17,139,553,071.03/187,340.40
  6. Step 6: Final answer
    x = 91,488.83

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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.