Home / 317,219.05-437,721.94-181,261.81

Finding the Fourth Proportional to 317,219.05, 437,721.94 and 181,261.81

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Solution

The fourth proportional to 317,219.05, 437,721.94 and 181,261.81 is: 250,118.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,219.05 : 437,721.94 = 181,261.81 : x
  2. Step 2: Convert to fraction form
    317,219.05/437,721.94 = 181,261.81/x
  3. Step 3: Cross multiply
    317,219.05x = 437,721.94 × 181,261.81
  4. Step 4: Simplify right side
    317,219.05x = 79,342,271,121.11
  5. Step 5: Solve for x
    x = 79,342,271,121.11/317,219.05
  6. Step 6: Final answer
    x = 250,118.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.