Home / 156,321.05-215,727.06-95,925.06

Finding the Fourth Proportional to 156,321.05, 215,727.06 and 95,925.06

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Solution

The fourth proportional to 156,321.05, 215,727.06 and 95,925.06 is: 132,379.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,321.05 : 215,727.06 = 95,925.06 : x
  2. Step 2: Convert to fraction form
    156,321.05/215,727.06 = 95,925.06/x
  3. Step 3: Cross multiply
    156,321.05x = 215,727.06 × 95,925.06
  4. Step 4: Simplify right side
    156,321.05x = 20,693,631,174.12
  5. Step 5: Solve for x
    x = 20,693,631,174.12/156,321.05
  6. Step 6: Final answer
    x = 132,379.05

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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.