Home / 181,993.10-272,990.30-55,632.84

Finding the Fourth Proportional to 181,993.10, 272,990.30 and 55,632.84

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Solution

The fourth proportional to 181,993.10, 272,990.30 and 55,632.84 is: 83,449.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,993.10 : 272,990.30 = 55,632.84 : x
  2. Step 2: Convert to fraction form
    181,993.10/272,990.30 = 55,632.84/x
  3. Step 3: Cross multiply
    181,993.10x = 272,990.30 × 55,632.84
  4. Step 4: Simplify right side
    181,993.10x = 15,187,225,403.29
  5. Step 5: Solve for x
    x = 15,187,225,403.29/181,993.10
  6. Step 6: Final answer
    x = 83,449.46

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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.