Home / 146,515.41-202,123.08-86,066.73

Finding the Fourth Proportional to 146,515.41, 202,123.08 and 86,066.73

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Solution

The fourth proportional to 146,515.41, 202,123.08 and 86,066.73 is: 118,732.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,515.41 : 202,123.08 = 86,066.73 : x
  2. Step 2: Convert to fraction form
    146,515.41/202,123.08 = 86,066.73/x
  3. Step 3: Cross multiply
    146,515.41x = 202,123.08 × 86,066.73
  4. Step 4: Simplify right side
    146,515.41x = 17,396,072,553.13
  5. Step 5: Solve for x
    x = 17,396,072,553.13/146,515.41
  6. Step 6: Final answer
    x = 118,732.03

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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.