Home / 181,501.36-272,265-48,380.92

Finding the Fourth Proportional to 181,501.36, 272,265 and 48,380.92

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Solution

The fourth proportional to 181,501.36, 272,265 and 48,380.92 is: 72,574.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,501.36 : 272,265 = 48,380.92 : x
  2. Step 2: Convert to fraction form
    181,501.36/272,265 = 48,380.92/x
  3. Step 3: Cross multiply
    181,501.36x = 272,265 × 48,380.92
  4. Step 4: Simplify right side
    181,501.36x = 13,172,431,183.80
  5. Step 5: Solve for x
    x = 13,172,431,183.80/181,501.36
  6. Step 6: Final answer
    x = 72,574.83

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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.