Home / 104,277.25-143,901.75-56,529.37

Finding the Fourth Proportional to 104,277.25, 143,901.75 and 56,529.37

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Solution

The fourth proportional to 104,277.25, 143,901.75 and 56,529.37 is: 78,010.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,277.25 : 143,901.75 = 56,529.37 : x
  2. Step 2: Convert to fraction form
    104,277.25/143,901.75 = 56,529.37/x
  3. Step 3: Cross multiply
    104,277.25x = 143,901.75 × 56,529.37
  4. Step 4: Simplify right side
    104,277.25x = 8,134,675,269.40
  5. Step 5: Solve for x
    x = 8,134,675,269.40/104,277.25
  6. Step 6: Final answer
    x = 78,010.07

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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.