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Finding the Fourth Proportional to 162,941.81, 224,859.11 and 94,999.01

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Solution

The fourth proportional to 162,941.81, 224,859.11 and 94,999.01 is: 131,098.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,941.81 : 224,859.11 = 94,999.01 : x
  2. Step 2: Convert to fraction form
    162,941.81/224,859.11 = 94,999.01/x
  3. Step 3: Cross multiply
    162,941.81x = 224,859.11 × 94,999.01
  4. Step 4: Simplify right side
    162,941.81x = 21,361,391,240.19
  5. Step 5: Solve for x
    x = 21,361,391,240.19/162,941.81
  6. Step 6: Final answer
    x = 131,098.29

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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.