Home / 301,961.07-416,711.57-166,000.74

Finding the Fourth Proportional to 301,961.07, 416,711.57 and 166,000.74

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Solution

The fourth proportional to 301,961.07, 416,711.57 and 166,000.74 is: 229,083.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,961.07 : 416,711.57 = 166,000.74 : x
  2. Step 2: Convert to fraction form
    301,961.07/416,711.57 = 166,000.74/x
  3. Step 3: Cross multiply
    301,961.07x = 416,711.57 × 166,000.74
  4. Step 4: Simplify right side
    301,961.07x = 69,174,428,156.56
  5. Step 5: Solve for x
    x = 69,174,428,156.56/301,961.07
  6. Step 6: Final answer
    x = 229,083.93

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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.