Home / 53,485.69-73,792.11-30,823.96

Finding the Fourth Proportional to 53,485.69, 73,792.11 and 30,823.96

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Solution

The fourth proportional to 53,485.69, 73,792.11 and 30,823.96 is: 42,526.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,485.69 : 73,792.11 = 30,823.96 : x
  2. Step 2: Convert to fraction form
    53,485.69/73,792.11 = 30,823.96/x
  3. Step 3: Cross multiply
    53,485.69x = 73,792.11 × 30,823.96
  4. Step 4: Simplify right side
    53,485.69x = 2,274,565,046.96
  5. Step 5: Solve for x
    x = 2,274,565,046.96/53,485.69
  6. Step 6: Final answer
    x = 42,526.61

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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.