Home / 53,429.63-73,726.50-29,553.05

Finding the Fourth Proportional to 53,429.63, 73,726.50 and 29,553.05

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Solution

The fourth proportional to 53,429.63, 73,726.50 and 29,553.05 is: 40,779.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,429.63 : 73,726.50 = 29,553.05 : x
  2. Step 2: Convert to fraction form
    53,429.63/73,726.50 = 29,553.05/x
  3. Step 3: Cross multiply
    53,429.63x = 73,726.50 × 29,553.05
  4. Step 4: Simplify right side
    53,429.63x = 2,178,843,235.97
  5. Step 5: Solve for x
    x = 2,178,843,235.97/53,429.63
  6. Step 6: Final answer
    x = 40,779.68

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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.