Home / 162,122.62-243,092.67-111,581.05

Finding the Fourth Proportional to 162,122.62, 243,092.67 and 111,581.05

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Solution

The fourth proportional to 162,122.62, 243,092.67 and 111,581.05 is: 167,308.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,122.62 : 243,092.67 = 111,581.05 : x
  2. Step 2: Convert to fraction form
    162,122.62/243,092.67 = 111,581.05/x
  3. Step 3: Cross multiply
    162,122.62x = 243,092.67 × 111,581.05
  4. Step 4: Simplify right side
    162,122.62x = 27,124,535,365.90
  5. Step 5: Solve for x
    x = 27,124,535,365.90/162,122.62
  6. Step 6: Final answer
    x = 167,308.77

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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.