Home / 53,790.36-74,233.44-29,917.50

Finding the Fourth Proportional to 53,790.36, 74,233.44 and 29,917.50

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Solution

The fourth proportional to 53,790.36, 74,233.44 and 29,917.50 is: 41,287.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,790.36 : 74,233.44 = 29,917.50 : x
  2. Step 2: Convert to fraction form
    53,790.36/74,233.44 = 29,917.50/x
  3. Step 3: Cross multiply
    53,790.36x = 74,233.44 × 29,917.50
  4. Step 4: Simplify right side
    53,790.36x = 2,220,878,941.20
  5. Step 5: Solve for x
    x = 2,220,878,941.20/53,790.36
  6. Step 6: Final answer
    x = 41,287.68

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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.