Home / 53,579.78-73,935.15-29,706.02

Finding the Fourth Proportional to 53,579.78, 73,935.15 and 29,706.02

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Solution

The fourth proportional to 53,579.78, 73,935.15 and 29,706.02 is: 40,991.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,579.78 : 73,935.15 = 29,706.02 : x
  2. Step 2: Convert to fraction form
    53,579.78/73,935.15 = 29,706.02/x
  3. Step 3: Cross multiply
    53,579.78x = 73,935.15 × 29,706.02
  4. Step 4: Simplify right side
    53,579.78x = 2,196,319,044.60
  5. Step 5: Solve for x
    x = 2,196,319,044.60/53,579.78
  6. Step 6: Final answer
    x = 40,991.57

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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.