Home / 181,337.76-250,165.44-120,849.36

Finding the Fourth Proportional to 181,337.76, 250,165.44 and 120,849.36

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Solution

The fourth proportional to 181,337.76, 250,165.44 and 120,849.36 is: 166,718.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,337.76 : 250,165.44 = 120,849.36 : x
  2. Step 2: Convert to fraction form
    181,337.76/250,165.44 = 120,849.36/x
  3. Step 3: Cross multiply
    181,337.76x = 250,165.44 × 120,849.36
  4. Step 4: Simplify right side
    181,337.76x = 30,232,333,318.12
  5. Step 5: Solve for x
    x = 30,232,333,318.12/181,337.76
  6. Step 6: Final answer
    x = 166,718.36

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1.5x scale

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.