Home / 53,374.90-73,656.08-29,174.78

Finding the Fourth Proportional to 53,374.90, 73,656.08 and 29,174.78

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Solution

The fourth proportional to 53,374.90, 73,656.08 and 29,174.78 is: 40,260.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,374.90 : 73,656.08 = 29,174.78 : x
  2. Step 2: Convert to fraction form
    53,374.90/73,656.08 = 29,174.78/x
  3. Step 3: Cross multiply
    53,374.90x = 73,656.08 × 29,174.78
  4. Step 4: Simplify right side
    53,374.90x = 2,148,899,667.80
  5. Step 5: Solve for x
    x = 2,148,899,667.80/53,374.90
  6. Step 6: Final answer
    x = 40,260.49

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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.