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Finding the Fourth Proportional to 162,991.64, 244,460.13 and 44,642.14

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Solution

The fourth proportional to 162,991.64, 244,460.13 and 44,642.14 is: 66,955.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,991.64 : 244,460.13 = 44,642.14 : x
  2. Step 2: Convert to fraction form
    162,991.64/244,460.13 = 44,642.14/x
  3. Step 3: Cross multiply
    162,991.64x = 244,460.13 × 44,642.14
  4. Step 4: Simplify right side
    162,991.64x = 10,913,222,569.32
  5. Step 5: Solve for x
    x = 10,913,222,569.32/162,991.64
  6. Step 6: Final answer
    x = 66,955.72

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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.