Home / 134,467.86-185,564.12-74,037.26

Finding the Fourth Proportional to 134,467.86, 185,564.12 and 74,037.26

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Solution

The fourth proportional to 134,467.86, 185,564.12 and 74,037.26 is: 102,170.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,467.86 : 185,564.12 = 74,037.26 : x
  2. Step 2: Convert to fraction form
    134,467.86/185,564.12 = 74,037.26/x
  3. Step 3: Cross multiply
    134,467.86x = 185,564.12 × 74,037.26
  4. Step 4: Simplify right side
    134,467.86x = 13,738,658,999.11
  5. Step 5: Solve for x
    x = 13,738,658,999.11/134,467.86
  6. Step 6: Final answer
    x = 102,170.58

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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.