Home / 56,480.06-84,720.18-42,263.37

Finding the Fourth Proportional to 56,480.06, 84,720.18 and 42,263.37

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Solution

The fourth proportional to 56,480.06, 84,720.18 and 42,263.37 is: 63,395.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,480.06 : 84,720.18 = 42,263.37 : x
  2. Step 2: Convert to fraction form
    56,480.06/84,720.18 = 42,263.37/x
  3. Step 3: Cross multiply
    56,480.06x = 84,720.18 × 42,263.37
  4. Step 4: Simplify right side
    56,480.06x = 3,580,560,234.56
  5. Step 5: Solve for x
    x = 3,580,560,234.56/56,480.06
  6. Step 6: Final answer
    x = 63,395.12

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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.