Home / 53,656.54-74,042.52-29,783.20

Finding the Fourth Proportional to 53,656.54, 74,042.52 and 29,783.20

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Solution

The fourth proportional to 53,656.54, 74,042.52 and 29,783.20 is: 41,098.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,656.54 : 74,042.52 = 29,783.20 : x
  2. Step 2: Convert to fraction form
    53,656.54/74,042.52 = 29,783.20/x
  3. Step 3: Cross multiply
    53,656.54x = 74,042.52 × 29,783.20
  4. Step 4: Simplify right side
    53,656.54x = 2,205,223,181.66
  5. Step 5: Solve for x
    x = 2,205,223,181.66/53,656.54
  6. Step 6: Final answer
    x = 41,098.87

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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.