Home / 162,767.04-243,855.31-120,177.94

Finding the Fourth Proportional to 162,767.04, 243,855.31 and 120,177.94

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Solution

The fourth proportional to 162,767.04, 243,855.31 and 120,177.94 is: 180,048.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,767.04 : 243,855.31 = 120,177.94 : x
  2. Step 2: Convert to fraction form
    162,767.04/243,855.31 = 120,177.94/x
  3. Step 3: Cross multiply
    162,767.04x = 243,855.31 × 120,177.94
  4. Step 4: Simplify right side
    162,767.04x = 29,306,028,813.86
  5. Step 5: Solve for x
    x = 29,306,028,813.86/162,767.04
  6. Step 6: Final answer
    x = 180,048.91

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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.