Home / 56,839.23-85,266.27-17,389.53

Finding the Fourth Proportional to 56,839.23, 85,266.27 and 17,389.53

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Solution

The fourth proportional to 56,839.23, 85,266.27 and 17,389.53 is: 26,086.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,839.23 : 85,266.27 = 17,389.53 : x
  2. Step 2: Convert to fraction form
    56,839.23/85,266.27 = 17,389.53/x
  3. Step 3: Cross multiply
    56,839.23x = 85,266.27 × 17,389.53
  4. Step 4: Simplify right side
    56,839.23x = 1,482,740,360.15
  5. Step 5: Solve for x
    x = 1,482,740,360.15/56,839.23
  6. Step 6: Final answer
    x = 26,086.57

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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.