Home / 114,943.08-172,417.52-31,837.80

Finding the Fourth Proportional to 114,943.08, 172,417.52 and 31,837.80

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Solution

The fourth proportional to 114,943.08, 172,417.52 and 31,837.80 is: 47,757.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,943.08 : 172,417.52 = 31,837.80 : x
  2. Step 2: Convert to fraction form
    114,943.08/172,417.52 = 31,837.80/x
  3. Step 3: Cross multiply
    114,943.08x = 172,417.52 × 31,837.80
  4. Step 4: Simplify right side
    114,943.08x = 5,489,394,518.26
  5. Step 5: Solve for x
    x = 5,489,394,518.26/114,943.08
  6. Step 6: Final answer
    x = 47,757.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.