Home / 104,027.40-155,936.94-51,475.08

Finding the Fourth Proportional to 104,027.40, 155,936.94 and 51,475.08

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Solution

The fourth proportional to 104,027.40, 155,936.94 and 51,475.08 is: 77,161.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,027.40 : 155,936.94 = 51,475.08 : x
  2. Step 2: Convert to fraction form
    104,027.40/155,936.94 = 51,475.08/x
  3. Step 3: Cross multiply
    104,027.40x = 155,936.94 × 51,475.08
  4. Step 4: Simplify right side
    104,027.40x = 8,026,866,461.46
  5. Step 5: Solve for x
    x = 8,026,866,461.46/104,027.40
  6. Step 6: Final answer
    x = 77,161.08

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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.