Home / 53,653.55-74,041.36-29,779.61

Finding the Fourth Proportional to 53,653.55, 74,041.36 and 29,779.61

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Solution

The fourth proportional to 53,653.55, 74,041.36 and 29,779.61 is: 41,095.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,653.55 : 74,041.36 = 29,779.61 : x
  2. Step 2: Convert to fraction form
    53,653.55/74,041.36 = 29,779.61/x
  3. Step 3: Cross multiply
    53,653.55x = 74,041.36 × 29,779.61
  4. Step 4: Simplify right side
    53,653.55x = 2,204,922,380.01
  5. Step 5: Solve for x
    x = 2,204,922,380.01/53,653.55
  6. Step 6: Final answer
    x = 41,095.56

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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.