Home / 108,933.80-163,400.70-95,811.80

Finding the Fourth Proportional to 108,933.80, 163,400.70 and 95,811.80

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Solution

The fourth proportional to 108,933.80, 163,400.70 and 95,811.80 is: 143,717.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,933.80 : 163,400.70 = 95,811.80 : x
  2. Step 2: Convert to fraction form
    108,933.80/163,400.70 = 95,811.80/x
  3. Step 3: Cross multiply
    108,933.80x = 163,400.70 × 95,811.80
  4. Step 4: Simplify right side
    108,933.80x = 15,655,715,188.26
  5. Step 5: Solve for x
    x = 15,655,715,188.26/108,933.80
  6. Step 6: Final answer
    x = 143,717.70

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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.