Home / 53,493.15-73,817.32-29,618.40

Finding the Fourth Proportional to 53,493.15, 73,817.32 and 29,618.40

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Solution

The fourth proportional to 53,493.15, 73,817.32 and 29,618.40 is: 40,871.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,493.15 : 73,817.32 = 29,618.40 : x
  2. Step 2: Convert to fraction form
    53,493.15/73,817.32 = 29,618.40/x
  3. Step 3: Cross multiply
    53,493.15x = 73,817.32 × 29,618.40
  4. Step 4: Simplify right side
    53,493.15x = 2,186,350,910.69
  5. Step 5: Solve for x
    x = 2,186,350,910.69/53,493.15
  6. Step 6: Final answer
    x = 40,871.61

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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.