Home / 128,886.24-193,282.86-44,623.56

Finding the Fourth Proportional to 128,886.24, 193,282.86 and 44,623.56

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Solution

The fourth proportional to 128,886.24, 193,282.86 and 44,623.56 is: 66,919.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,886.24 : 193,282.86 = 44,623.56 : x
  2. Step 2: Convert to fraction form
    128,886.24/193,282.86 = 44,623.56/x
  3. Step 3: Cross multiply
    128,886.24x = 193,282.86 × 44,623.56
  4. Step 4: Simplify right side
    128,886.24x = 8,624,969,300.18
  5. Step 5: Solve for x
    x = 8,624,969,300.18/128,886.24
  6. Step 6: Final answer
    x = 66,919.24

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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.