Home / 146,665.25-202,398.05-79,597.25

Finding the Fourth Proportional to 146,665.25, 202,398.05 and 79,597.25

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Solution

The fourth proportional to 146,665.25, 202,398.05 and 79,597.25 is: 109,844.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,665.25 : 202,398.05 = 79,597.25 : x
  2. Step 2: Convert to fraction form
    146,665.25/202,398.05 = 79,597.25/x
  3. Step 3: Cross multiply
    146,665.25x = 202,398.05 × 79,597.25
  4. Step 4: Simplify right side
    146,665.25x = 16,110,327,787.38
  5. Step 5: Solve for x
    x = 16,110,327,787.38/146,665.25
  6. Step 6: Final answer
    x = 109,844.21

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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.