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Finding the Fourth Proportional to 162,952.40, 244,428.60 and 136,708.40

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Solution

The fourth proportional to 162,952.40, 244,428.60 and 136,708.40 is: 205,062.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,952.40 : 244,428.60 = 136,708.40 : x
  2. Step 2: Convert to fraction form
    162,952.40/244,428.60 = 136,708.40/x
  3. Step 3: Cross multiply
    162,952.40x = 244,428.60 × 136,708.40
  4. Step 4: Simplify right side
    162,952.40x = 33,415,442,820.24
  5. Step 5: Solve for x
    x = 33,415,442,820.24/162,952.40
  6. Step 6: Final answer
    x = 205,062.60

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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.