Home / 106,504.16-146,910.64-68,250.88

Finding the Fourth Proportional to 106,504.16, 146,910.64 and 68,250.88

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Solution

The fourth proportional to 106,504.16, 146,910.64 and 68,250.88 is: 94,144.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,504.16 : 146,910.64 = 68,250.88 : x
  2. Step 2: Convert to fraction form
    106,504.16/146,910.64 = 68,250.88/x
  3. Step 3: Cross multiply
    106,504.16x = 146,910.64 × 68,250.88
  4. Step 4: Simplify right side
    106,504.16x = 10,026,780,461.36
  5. Step 5: Solve for x
    x = 10,026,780,461.36/106,504.16
  6. Step 6: Final answer
    x = 94,144.50

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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.