Home / 104,652.37-144,419.55-56,905.75

Finding the Fourth Proportional to 104,652.37, 144,419.55 and 56,905.75

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Solution

The fourth proportional to 104,652.37, 144,419.55 and 56,905.75 is: 78,529.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,652.37 : 144,419.55 = 56,905.75 : x
  2. Step 2: Convert to fraction form
    104,652.37/144,419.55 = 56,905.75/x
  3. Step 3: Cross multiply
    104,652.37x = 144,419.55 × 56,905.75
  4. Step 4: Simplify right side
    104,652.37x = 8,218,302,807.41
  5. Step 5: Solve for x
    x = 8,218,302,807.41/104,652.37
  6. Step 6: Final answer
    x = 78,529.54

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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.