Home / 181,685.54-272,539.83-57,031.46

Finding the Fourth Proportional to 181,685.54, 272,539.83 and 57,031.46

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Solution

The fourth proportional to 181,685.54, 272,539.83 and 57,031.46 is: 85,550.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,685.54 : 272,539.83 = 57,031.46 : x
  2. Step 2: Convert to fraction form
    181,685.54/272,539.83 = 57,031.46/x
  3. Step 3: Cross multiply
    181,685.54x = 272,539.83 × 57,031.46
  4. Step 4: Simplify right side
    181,685.54x = 15,543,344,413.05
  5. Step 5: Solve for x
    x = 15,543,344,413.05/181,685.54
  6. Step 6: Final answer
    x = 85,550.81

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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.