Home / 205,313.25-283,332.42-115,889.25

Finding the Fourth Proportional to 205,313.25, 283,332.42 and 115,889.25

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Solution

The fourth proportional to 205,313.25, 283,332.42 and 115,889.25 is: 159,927.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,313.25 : 283,332.42 = 115,889.25 : x
  2. Step 2: Convert to fraction form
    205,313.25/283,332.42 = 115,889.25/x
  3. Step 3: Cross multiply
    205,313.25x = 283,332.42 × 115,889.25
  4. Step 4: Simplify right side
    205,313.25x = 32,835,181,654.49
  5. Step 5: Solve for x
    x = 32,835,181,654.49/205,313.25
  6. Step 6: Final answer
    x = 159,927.24

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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.