Home / 55,026-75,937.50-29,877.12

Finding the Fourth Proportional to 55,026, 75,937.50 and 29,877.12

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Solution

The fourth proportional to 55,026, 75,937.50 and 29,877.12 is: 41,231.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,026 : 75,937.50 = 29,877.12 : x
  2. Step 2: Convert to fraction form
    55,026/75,937.50 = 29,877.12/x
  3. Step 3: Cross multiply
    55,026x = 75,937.50 × 29,877.12
  4. Step 4: Simplify right side
    55,026x = 2,268,793,800
  5. Step 5: Solve for x
    x = 2,268,793,800/55,026
  6. Step 6: Final answer
    x = 41,231.31

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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.