Home / 187,077.24-258,154.44-102,194.28

Finding the Fourth Proportional to 187,077.24, 258,154.44 and 102,194.28

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Solution

The fourth proportional to 187,077.24, 258,154.44 and 102,194.28 is: 141,021.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,077.24 : 258,154.44 = 102,194.28 : x
  2. Step 2: Convert to fraction form
    187,077.24/258,154.44 = 102,194.28/x
  3. Step 3: Cross multiply
    187,077.24x = 258,154.44 × 102,194.28
  4. Step 4: Simplify right side
    187,077.24x = 26,381,907,124.60
  5. Step 5: Solve for x
    x = 26,381,907,124.60/187,077.24
  6. Step 6: Final answer
    x = 141,021.47

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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.