Home / 252,137.60-348,009.18-156,716.36

Finding the Fourth Proportional to 252,137.60, 348,009.18 and 156,716.36

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Solution

The fourth proportional to 252,137.60, 348,009.18 and 156,716.36 is: 216,305.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,137.60 : 348,009.18 = 156,716.36 : x
  2. Step 2: Convert to fraction form
    252,137.60/348,009.18 = 156,716.36/x
  3. Step 3: Cross multiply
    252,137.60x = 348,009.18 × 156,716.36
  4. Step 4: Simplify right side
    252,137.60x = 54,538,731,936.18
  5. Step 5: Solve for x
    x = 54,538,731,936.18/252,137.60
  6. Step 6: Final answer
    x = 216,305.43

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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.