Home / 30,125.99-41,575.40-17,374.43

Finding the Fourth Proportional to 30,125.99, 41,575.40 and 17,374.43

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Solution

The fourth proportional to 30,125.99, 41,575.40 and 17,374.43 is: 23,977.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,125.99 : 41,575.40 = 17,374.43 : x
  2. Step 2: Convert to fraction form
    30,125.99/41,575.40 = 17,374.43/x
  3. Step 3: Cross multiply
    30,125.99x = 41,575.40 × 17,374.43
  4. Step 4: Simplify right side
    30,125.99x = 722,348,582.27
  5. Step 5: Solve for x
    x = 722,348,582.27/30,125.99
  6. Step 6: Final answer
    x = 23,977.59

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1.5x scale

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.