Home / 114,705.24-172,057.56-30,473.88

Finding the Fourth Proportional to 114,705.24, 172,057.56 and 30,473.88

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Solution

The fourth proportional to 114,705.24, 172,057.56 and 30,473.88 is: 45,710.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,705.24 : 172,057.56 = 30,473.88 : x
  2. Step 2: Convert to fraction form
    114,705.24/172,057.56 = 30,473.88/x
  3. Step 3: Cross multiply
    114,705.24x = 172,057.56 × 30,473.88
  4. Step 4: Simplify right side
    114,705.24x = 5,243,261,436.53
  5. Step 5: Solve for x
    x = 5,243,261,436.53/114,705.24
  6. Step 6: Final answer
    x = 45,710.74

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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.