Home / 85,105.14-127,666.44-32,558.82

Finding the Fourth Proportional to 85,105.14, 127,666.44 and 32,558.82

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Solution

The fourth proportional to 85,105.14, 127,666.44 and 32,558.82 is: 48,841.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,105.14 : 127,666.44 = 32,558.82 : x
  2. Step 2: Convert to fraction form
    85,105.14/127,666.44 = 32,558.82/x
  3. Step 3: Cross multiply
    85,105.14x = 127,666.44 × 32,558.82
  4. Step 4: Simplify right side
    85,105.14x = 4,156,668,640.00
  5. Step 5: Solve for x
    x = 4,156,668,640.00/85,105.14
  6. Step 6: Final answer
    x = 48,841.57

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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.