Home / 140,436.20-193,804.26-83,852.52

Finding the Fourth Proportional to 140,436.20, 193,804.26 and 83,852.52

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Solution

The fourth proportional to 140,436.20, 193,804.26 and 83,852.52 is: 115,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,436.20 : 193,804.26 = 83,852.52 : x
  2. Step 2: Convert to fraction form
    140,436.20/193,804.26 = 83,852.52/x
  3. Step 3: Cross multiply
    140,436.20x = 193,804.26 × 83,852.52
  4. Step 4: Simplify right side
    140,436.20x = 16,250,975,587.74
  5. Step 5: Solve for x
    x = 16,250,975,587.74/140,436.20
  6. Step 6: Final answer
    x = 115,717.85

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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.