Home / 187,803.16-281,986.12-162,580.45

Finding the Fourth Proportional to 187,803.16, 281,986.12 and 162,580.45

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Solution

The fourth proportional to 187,803.16, 281,986.12 and 162,580.45 is: 244,114.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,803.16 : 281,986.12 = 162,580.45 : x
  2. Step 2: Convert to fraction form
    187,803.16/281,986.12 = 162,580.45/x
  3. Step 3: Cross multiply
    187,803.16x = 281,986.12 × 162,580.45
  4. Step 4: Simplify right side
    187,803.16x = 45,845,429,470.45
  5. Step 5: Solve for x
    x = 45,845,429,470.45/187,803.16
  6. Step 6: Final answer
    x = 244,114.26

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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.