Home / 181,785.96-250,857.27-101,211.21

Finding the Fourth Proportional to 181,785.96, 250,857.27 and 101,211.21

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Solution

The fourth proportional to 181,785.96, 250,857.27 and 101,211.21 is: 139,667.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,785.96 : 250,857.27 = 101,211.21 : x
  2. Step 2: Convert to fraction form
    181,785.96/250,857.27 = 101,211.21/x
  3. Step 3: Cross multiply
    181,785.96x = 250,857.27 × 101,211.21
  4. Step 4: Simplify right side
    181,785.96x = 25,389,567,834.00
  5. Step 5: Solve for x
    x = 25,389,567,834.00/181,785.96
  6. Step 6: Final answer
    x = 139,667.37

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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.