Home / 156,065.24-215,369.34-84,446.52

Finding the Fourth Proportional to 156,065.24, 215,369.34 and 84,446.52

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Solution

The fourth proportional to 156,065.24, 215,369.34 and 84,446.52 is: 116,535.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,065.24 : 215,369.34 = 84,446.52 : x
  2. Step 2: Convert to fraction form
    156,065.24/215,369.34 = 84,446.52/x
  3. Step 3: Cross multiply
    156,065.24x = 215,369.34 × 84,446.52
  4. Step 4: Simplify right side
    156,065.24x = 18,187,191,277.70
  5. Step 5: Solve for x
    x = 18,187,191,277.70/156,065.24
  6. Step 6: Final answer
    x = 116,535.82

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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.