Home / 104,529.75-144,295.19-70,584.20

Finding the Fourth Proportional to 104,529.75, 144,295.19 and 70,584.20

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Solution

The fourth proportional to 104,529.75, 144,295.19 and 70,584.20 is: 97,435.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,529.75 : 144,295.19 = 70,584.20 : x
  2. Step 2: Convert to fraction form
    104,529.75/144,295.19 = 70,584.20/x
  3. Step 3: Cross multiply
    104,529.75x = 144,295.19 × 70,584.20
  4. Step 4: Simplify right side
    104,529.75x = 10,184,959,475.60
  5. Step 5: Solve for x
    x = 10,184,959,475.60/104,529.75
  6. Step 6: Final answer
    x = 97,435.99

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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.