Home / 56,861.09-85,291.79-17,418.24

Finding the Fourth Proportional to 56,861.09, 85,291.79 and 17,418.24

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Solution

The fourth proportional to 56,861.09, 85,291.79 and 17,418.24 is: 26,127.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,861.09 : 85,291.79 = 17,418.24 : x
  2. Step 2: Convert to fraction form
    56,861.09/85,291.79 = 17,418.24/x
  3. Step 3: Cross multiply
    56,861.09x = 85,291.79 × 17,418.24
  4. Step 4: Simplify right side
    56,861.09x = 1,485,632,781.16
  5. Step 5: Solve for x
    x = 1,485,632,781.16/56,861.09
  6. Step 6: Final answer
    x = 26,127.41

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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.