Home / 53,517.65-73,856.43-29,643.84

Finding the Fourth Proportional to 53,517.65, 73,856.43 and 29,643.84

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Solution

The fourth proportional to 53,517.65, 73,856.43 and 29,643.84 is: 40,909.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,517.65 : 73,856.43 = 29,643.84 : x
  2. Step 2: Convert to fraction form
    53,517.65/73,856.43 = 29,643.84/x
  3. Step 3: Cross multiply
    53,517.65x = 73,856.43 × 29,643.84
  4. Step 4: Simplify right side
    53,517.65x = 2,189,388,193.89
  5. Step 5: Solve for x
    x = 2,189,388,193.89/53,517.65
  6. Step 6: Final answer
    x = 40,909.65

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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.