Home / 104,435.06-144,069.57-61,963.52

Finding the Fourth Proportional to 104,435.06, 144,069.57 and 61,963.52

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Solution

The fourth proportional to 104,435.06, 144,069.57 and 61,963.52 is: 85,479.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,435.06 : 144,069.57 = 61,963.52 : x
  2. Step 2: Convert to fraction form
    104,435.06/144,069.57 = 61,963.52/x
  3. Step 3: Cross multiply
    104,435.06x = 144,069.57 × 61,963.52
  4. Step 4: Simplify right side
    104,435.06x = 8,927,056,961.74
  5. Step 5: Solve for x
    x = 8,927,056,961.74/104,435.06
  6. Step 6: Final answer
    x = 85,479.51

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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.