Home / 32,653.72-45,043.86-20,076.04

Finding the Fourth Proportional to 32,653.72, 45,043.86 and 20,076.04

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Solution

The fourth proportional to 32,653.72, 45,043.86 and 20,076.04 is: 27,693.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,653.72 : 45,043.86 = 20,076.04 : x
  2. Step 2: Convert to fraction form
    32,653.72/45,043.86 = 20,076.04/x
  3. Step 3: Cross multiply
    32,653.72x = 45,043.86 × 20,076.04
  4. Step 4: Simplify right side
    32,653.72x = 904,302,335.11
  5. Step 5: Solve for x
    x = 904,302,335.11/32,653.72
  6. Step 6: Final answer
    x = 27,693.70

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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.