Home / 104,060.31-156,027.26-40,804.65

Finding the Fourth Proportional to 104,060.31, 156,027.26 and 40,804.65

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Solution

The fourth proportional to 104,060.31, 156,027.26 and 40,804.65 is: 61,182.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,060.31 : 156,027.26 = 40,804.65 : x
  2. Step 2: Convert to fraction form
    104,060.31/156,027.26 = 40,804.65/x
  3. Step 3: Cross multiply
    104,060.31x = 156,027.26 × 40,804.65
  4. Step 4: Simplify right side
    104,060.31x = 6,366,637,530.74
  5. Step 5: Solve for x
    x = 6,366,637,530.74/104,060.31
  6. Step 6: Final answer
    x = 61,182.19

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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.