Home / 181,415.53-272,198.25-91,410.13

Finding the Fourth Proportional to 181,415.53, 272,198.25 and 91,410.13

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Solution

The fourth proportional to 181,415.53, 272,198.25 and 91,410.13 is: 137,152.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,415.53 : 272,198.25 = 91,410.13 : x
  2. Step 2: Convert to fraction form
    181,415.53/272,198.25 = 91,410.13/x
  3. Step 3: Cross multiply
    181,415.53x = 272,198.25 × 91,410.13
  4. Step 4: Simplify right side
    181,415.53x = 24,881,677,418.27
  5. Step 5: Solve for x
    x = 24,881,677,418.27/181,415.53
  6. Step 6: Final answer
    x = 137,152.96

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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.