Home / 53,779.31-74,217.24-29,581.29

Finding the Fourth Proportional to 53,779.31, 74,217.24 and 29,581.29

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Solution

The fourth proportional to 53,779.31, 74,217.24 and 29,581.29 is: 40,823.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,779.31 : 74,217.24 = 29,581.29 : x
  2. Step 2: Convert to fraction form
    53,779.31/74,217.24 = 29,581.29/x
  3. Step 3: Cross multiply
    53,779.31x = 74,217.24 × 29,581.29
  4. Step 4: Simplify right side
    53,779.31x = 2,195,441,699.44
  5. Step 5: Solve for x
    x = 2,195,441,699.44/53,779.31
  6. Step 6: Final answer
    x = 40,823.17

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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.