Home / 268,286.75-402,130.37-116,308.38

Finding the Fourth Proportional to 268,286.75, 402,130.37 and 116,308.38

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Solution

The fourth proportional to 268,286.75, 402,130.37 and 116,308.38 is: 174,332.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,286.75 : 402,130.37 = 116,308.38 : x
  2. Step 2: Convert to fraction form
    268,286.75/402,130.37 = 116,308.38/x
  3. Step 3: Cross multiply
    268,286.75x = 402,130.37 × 116,308.38
  4. Step 4: Simplify right side
    268,286.75x = 46,771,132,174.27
  5. Step 5: Solve for x
    x = 46,771,132,174.27/268,286.75
  6. Step 6: Final answer
    x = 174,332.62

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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.