Home / 186,064.19-256,658.94-117,043.64

Finding the Fourth Proportional to 186,064.19, 256,658.94 and 117,043.64

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Solution

The fourth proportional to 186,064.19, 256,658.94 and 117,043.64 is: 161,451.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,064.19 : 256,658.94 = 117,043.64 : x
  2. Step 2: Convert to fraction form
    186,064.19/256,658.94 = 117,043.64/x
  3. Step 3: Cross multiply
    186,064.19x = 256,658.94 × 117,043.64
  4. Step 4: Simplify right side
    186,064.19x = 30,040,295,292.85
  5. Step 5: Solve for x
    x = 30,040,295,292.85/186,064.19
  6. Step 6: Final answer
    x = 161,451.25

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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.