Home / 181,921.32-272,933.82-132,051.24

Finding the Fourth Proportional to 181,921.32, 272,933.82 and 132,051.24

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Solution

The fourth proportional to 181,921.32, 272,933.82 and 132,051.24 is: 198,114.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,921.32 : 272,933.82 = 132,051.24 : x
  2. Step 2: Convert to fraction form
    181,921.32/272,933.82 = 132,051.24/x
  3. Step 3: Cross multiply
    181,921.32x = 272,933.82 × 132,051.24
  4. Step 4: Simplify right side
    181,921.32x = 36,041,249,368.94
  5. Step 5: Solve for x
    x = 36,041,249,368.94/181,921.32
  6. Step 6: Final answer
    x = 198,114.49

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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.