Home / 185,985.67-256,707.30-114,429.77

Finding the Fourth Proportional to 185,985.67, 256,707.30 and 114,429.77

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Solution

The fourth proportional to 185,985.67, 256,707.30 and 114,429.77 is: 157,942.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,985.67 : 256,707.30 = 114,429.77 : x
  2. Step 2: Convert to fraction form
    185,985.67/256,707.30 = 114,429.77/x
  3. Step 3: Cross multiply
    185,985.67x = 256,707.30 × 114,429.77
  4. Step 4: Simplify right side
    185,985.67x = 29,374,957,296.32
  5. Step 5: Solve for x
    x = 29,374,957,296.32/185,985.67
  6. Step 6: Final answer
    x = 157,942.05

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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.