Home / 49,779.36-68,703.66-29,637.36

Finding the Fourth Proportional to 49,779.36, 68,703.66 and 29,637.36

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Solution

The fourth proportional to 49,779.36, 68,703.66 and 29,637.36 is: 40,904.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,779.36 : 68,703.66 = 29,637.36 : x
  2. Step 2: Convert to fraction form
    49,779.36/68,703.66 = 29,637.36/x
  3. Step 3: Cross multiply
    49,779.36x = 68,703.66 × 29,637.36
  4. Step 4: Simplify right side
    49,779.36x = 2,036,195,104.74
  5. Step 5: Solve for x
    x = 2,036,195,104.74/49,779.36
  6. Step 6: Final answer
    x = 40,904.41

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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.