Home / 199,801.08-299,849.10-94,619.88

Finding the Fourth Proportional to 199,801.08, 299,849.10 and 94,619.88

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Solution

The fourth proportional to 199,801.08, 299,849.10 and 94,619.88 is: 141,999.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,801.08 : 299,849.10 = 94,619.88 : x
  2. Step 2: Convert to fraction form
    199,801.08/299,849.10 = 94,619.88/x
  3. Step 3: Cross multiply
    199,801.08x = 299,849.10 × 94,619.88
  4. Step 4: Simplify right side
    199,801.08x = 28,371,685,860.11
  5. Step 5: Solve for x
    x = 28,371,685,860.11/199,801.08
  6. Step 6: Final answer
    x = 141,999.66

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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.