Home / 128,277.24-192,418.74-44,036.76

Finding the Fourth Proportional to 128,277.24, 192,418.74 and 44,036.76

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Solution

The fourth proportional to 128,277.24, 192,418.74 and 44,036.76 is: 66,056.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,277.24 : 192,418.74 = 44,036.76 : x
  2. Step 2: Convert to fraction form
    128,277.24/192,418.74 = 44,036.76/x
  3. Step 3: Cross multiply
    128,277.24x = 192,418.74 × 44,036.76
  4. Step 4: Simplify right side
    128,277.24x = 8,473,497,872.88
  5. Step 5: Solve for x
    x = 8,473,497,872.88/128,277.24
  6. Step 6: Final answer
    x = 66,056.13

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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.