Home / 104,708.23-144,496.67-56,961.77

Finding the Fourth Proportional to 104,708.23, 144,496.67 and 56,961.77

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Solution

The fourth proportional to 104,708.23, 144,496.67 and 56,961.77 is: 78,606.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,708.23 : 144,496.67 = 56,961.77 : x
  2. Step 2: Convert to fraction form
    104,708.23/144,496.67 = 56,961.77/x
  3. Step 3: Cross multiply
    104,708.23x = 144,496.67 × 56,961.77
  4. Step 4: Simplify right side
    104,708.23x = 8,230,785,075.01
  5. Step 5: Solve for x
    x = 8,230,785,075.01/104,708.23
  6. Step 6: Final answer
    x = 78,606.86

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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.