Home / 53,374.80-79,997.45-39,203.42

Finding the Fourth Proportional to 53,374.80, 79,997.45 and 39,203.42

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Solution

The fourth proportional to 53,374.80, 79,997.45 and 39,203.42 is: 58,757.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,374.80 : 79,997.45 = 39,203.42 : x
  2. Step 2: Convert to fraction form
    53,374.80/79,997.45 = 39,203.42/x
  3. Step 3: Cross multiply
    53,374.80x = 79,997.45 × 39,203.42
  4. Step 4: Simplify right side
    53,374.80x = 3,136,173,631.28
  5. Step 5: Solve for x
    x = 3,136,173,631.28/53,374.80
  6. Step 6: Final answer
    x = 58,757.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.