Home / 29,976.99-45,016.51-28,723.11

Finding the Fourth Proportional to 29,976.99, 45,016.51 and 28,723.11

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Solution

The fourth proportional to 29,976.99, 45,016.51 and 28,723.11 is: 43,133.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,976.99 : 45,016.51 = 28,723.11 : x
  2. Step 2: Convert to fraction form
    29,976.99/45,016.51 = 28,723.11/x
  3. Step 3: Cross multiply
    29,976.99x = 45,016.51 × 28,723.11
  4. Step 4: Simplify right side
    29,976.99x = 1,293,013,943.46
  5. Step 5: Solve for x
    x = 1,293,013,943.46/29,976.99
  6. Step 6: Final answer
    x = 43,133.56

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1.5x scale

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.