Home / 43,417.94-65,125.70-13,837.55

Finding the Fourth Proportional to 43,417.94, 65,125.70 and 13,837.55

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Solution

The fourth proportional to 43,417.94, 65,125.70 and 13,837.55 is: 20,755.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,417.94 : 65,125.70 = 13,837.55 : x
  2. Step 2: Convert to fraction form
    43,417.94/65,125.70 = 13,837.55/x
  3. Step 3: Cross multiply
    43,417.94x = 65,125.70 × 13,837.55
  4. Step 4: Simplify right side
    43,417.94x = 901,180,060.85
  5. Step 5: Solve for x
    x = 901,180,060.85/43,417.94
  6. Step 6: Final answer
    x = 20,755.94

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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.