Home / 48,391.86-66,779.04-27,172.02

Finding the Fourth Proportional to 48,391.86, 66,779.04 and 27,172.02

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Solution

The fourth proportional to 48,391.86, 66,779.04 and 27,172.02 is: 37,496.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,391.86 : 66,779.04 = 27,172.02 : x
  2. Step 2: Convert to fraction form
    48,391.86/66,779.04 = 27,172.02/x
  3. Step 3: Cross multiply
    48,391.86x = 66,779.04 × 27,172.02
  4. Step 4: Simplify right side
    48,391.86x = 1,814,521,410.46
  5. Step 5: Solve for x
    x = 1,814,521,410.46/48,391.86
  6. Step 6: Final answer
    x = 37,496.42

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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.