Home / 40,475.55-55,833.80-23,705.31

Finding the Fourth Proportional to 40,475.55, 55,833.80 and 23,705.31

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Solution

The fourth proportional to 40,475.55, 55,833.80 and 23,705.31 is: 32,700.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,475.55 : 55,833.80 = 23,705.31 : x
  2. Step 2: Convert to fraction form
    40,475.55/55,833.80 = 23,705.31/x
  3. Step 3: Cross multiply
    40,475.55x = 55,833.80 × 23,705.31
  4. Step 4: Simplify right side
    40,475.55x = 1,323,557,418.95
  5. Step 5: Solve for x
    x = 1,323,557,418.95/40,475.55
  6. Step 6: Final answer
    x = 32,700.17

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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.