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Finding the Fourth Proportional to 199,795.01, 299,840.40 and 94,614.21

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Solution

The fourth proportional to 199,795.01, 299,840.40 and 94,614.21 is: 141,991.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,795.01 : 299,840.40 = 94,614.21 : x
  2. Step 2: Convert to fraction form
    199,795.01/299,840.40 = 94,614.21/x
  3. Step 3: Cross multiply
    199,795.01x = 299,840.40 × 94,614.21
  4. Step 4: Simplify right side
    199,795.01x = 28,369,162,572.08
  5. Step 5: Solve for x
    x = 28,369,162,572.08/199,795.01
  6. Step 6: Final answer
    x = 141,991.35

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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.