Home / 106,218.40-146,590.88-60,912.32

Finding the Fourth Proportional to 106,218.40, 146,590.88 and 60,912.32

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Solution

The fourth proportional to 106,218.40, 146,590.88 and 60,912.32 is: 84,064.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,218.40 : 146,590.88 = 60,912.32 : x
  2. Step 2: Convert to fraction form
    106,218.40/146,590.88 = 60,912.32/x
  3. Step 3: Cross multiply
    106,218.40x = 146,590.88 × 60,912.32
  4. Step 4: Simplify right side
    106,218.40x = 8,929,190,591.64
  5. Step 5: Solve for x
    x = 8,929,190,591.64/106,218.40
  6. Step 6: Final answer
    x = 84,064.44

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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.