Home / 53,855.22-74,323.15-29,981.37

Finding the Fourth Proportional to 53,855.22, 74,323.15 and 29,981.37

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Solution

The fourth proportional to 53,855.22, 74,323.15 and 29,981.37 is: 41,375.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,855.22 : 74,323.15 = 29,981.37 : x
  2. Step 2: Convert to fraction form
    53,855.22/74,323.15 = 29,981.37/x
  3. Step 3: Cross multiply
    53,855.22x = 74,323.15 × 29,981.37
  4. Step 4: Simplify right side
    53,855.22x = 2,228,309,784.76
  5. Step 5: Solve for x
    x = 2,228,309,784.76/53,855.22
  6. Step 6: Final answer
    x = 41,375.93

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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.