Home / 199,728.84-275,634.01-114,845.91

Finding the Fourth Proportional to 199,728.84, 275,634.01 and 114,845.91

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Solution

The fourth proportional to 199,728.84, 275,634.01 and 114,845.91 is: 158,492.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,728.84 : 275,634.01 = 114,845.91 : x
  2. Step 2: Convert to fraction form
    199,728.84/275,634.01 = 114,845.91/x
  3. Step 3: Cross multiply
    199,728.84x = 275,634.01 × 114,845.91
  4. Step 4: Simplify right side
    199,728.84x = 31,655,437,169.32
  5. Step 5: Solve for x
    x = 31,655,437,169.32/199,728.84
  6. Step 6: Final answer
    x = 158,492.07

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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.