Home / 53,854.30-74,317.89-29,981.44

Finding the Fourth Proportional to 53,854.30, 74,317.89 and 29,981.44

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Solution

The fourth proportional to 53,854.30, 74,317.89 and 29,981.44 is: 41,373.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,854.30 : 74,317.89 = 29,981.44 : x
  2. Step 2: Convert to fraction form
    53,854.30/74,317.89 = 29,981.44/x
  3. Step 3: Cross multiply
    53,854.30x = 74,317.89 × 29,981.44
  4. Step 4: Simplify right side
    53,854.30x = 2,228,157,359.96
  5. Step 5: Solve for x
    x = 2,228,157,359.96/53,854.30
  6. Step 6: Final answer
    x = 41,373.81

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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.