Home / 185,933-257,263.08-162,109.28

Finding the Fourth Proportional to 185,933, 257,263.08 and 162,109.28

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Solution

The fourth proportional to 185,933, 257,263.08 and 162,109.28 is: 224,299.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,933 : 257,263.08 = 162,109.28 : x
  2. Step 2: Convert to fraction form
    185,933/257,263.08 = 162,109.28/x
  3. Step 3: Cross multiply
    185,933x = 257,263.08 × 162,109.28
  4. Step 4: Simplify right side
    185,933x = 41,704,732,669.38
  5. Step 5: Solve for x
    x = 41,704,732,669.38/185,933
  6. Step 6: Final answer
    x = 224,299.79

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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.