Home / 114,991.80-172,444.68-40,092.72

Finding the Fourth Proportional to 114,991.80, 172,444.68 and 40,092.72

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Solution

The fourth proportional to 114,991.80, 172,444.68 and 40,092.72 is: 60,124.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,991.80 : 172,444.68 = 40,092.72 : x
  2. Step 2: Convert to fraction form
    114,991.80/172,444.68 = 40,092.72/x
  3. Step 3: Cross multiply
    114,991.80x = 172,444.68 × 40,092.72
  4. Step 4: Simplify right side
    114,991.80x = 6,913,776,270.73
  5. Step 5: Solve for x
    x = 6,913,776,270.73/114,991.80
  6. Step 6: Final answer
    x = 60,124.08

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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.