Home / 53,779.86-74,216.25-29,906.01

Finding the Fourth Proportional to 53,779.86, 74,216.25 and 29,906.01

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Solution

The fourth proportional to 53,779.86, 74,216.25 and 29,906.01 is: 41,270.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,779.86 : 74,216.25 = 29,906.01 : x
  2. Step 2: Convert to fraction form
    53,779.86/74,216.25 = 29,906.01/x
  3. Step 3: Cross multiply
    53,779.86x = 74,216.25 × 29,906.01
  4. Step 4: Simplify right side
    53,779.86x = 2,219,511,914.66
  5. Step 5: Solve for x
    x = 2,219,511,914.66/53,779.86
  6. Step 6: Final answer
    x = 41,270.32

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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.