Home / 106,060.80-159,091.20-88,694.40

Finding the Fourth Proportional to 106,060.80, 159,091.20 and 88,694.40

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Solution

The fourth proportional to 106,060.80, 159,091.20 and 88,694.40 is: 133,041.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,060.80 : 159,091.20 = 88,694.40 : x
  2. Step 2: Convert to fraction form
    106,060.80/159,091.20 = 88,694.40/x
  3. Step 3: Cross multiply
    106,060.80x = 159,091.20 × 88,694.40
  4. Step 4: Simplify right side
    106,060.80x = 14,110,498,529.28
  5. Step 5: Solve for x
    x = 14,110,498,529.28/106,060.80
  6. Step 6: Final answer
    x = 133,041.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.