Home / 74,453.37-102,746.07-40,462.14

Finding the Fourth Proportional to 74,453.37, 102,746.07 and 40,462.14

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Solution

The fourth proportional to 74,453.37, 102,746.07 and 40,462.14 is: 55,837.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,453.37 : 102,746.07 = 40,462.14 : x
  2. Step 2: Convert to fraction form
    74,453.37/102,746.07 = 40,462.14/x
  3. Step 3: Cross multiply
    74,453.37x = 102,746.07 × 40,462.14
  4. Step 4: Simplify right side
    74,453.37x = 4,157,325,868.79
  5. Step 5: Solve for x
    x = 4,157,325,868.79/74,453.37
  6. Step 6: Final answer
    x = 55,837.98

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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.