Home / 207,171.95-285,921.70-116,531.33

Finding the Fourth Proportional to 207,171.95, 285,921.70 and 116,531.33

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Solution

The fourth proportional to 207,171.95, 285,921.70 and 116,531.33 is: 160,826.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,171.95 : 285,921.70 = 116,531.33 : x
  2. Step 2: Convert to fraction form
    207,171.95/285,921.70 = 116,531.33/x
  3. Step 3: Cross multiply
    207,171.95x = 285,921.70 × 116,531.33
  4. Step 4: Simplify right side
    207,171.95x = 33,318,834,255.92
  5. Step 5: Solve for x
    x = 33,318,834,255.92/207,171.95
  6. Step 6: Final answer
    x = 160,826.96

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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.