Home / 192,927.12-289,410.74-52,685.76

Finding the Fourth Proportional to 192,927.12, 289,410.74 and 52,685.76

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Solution

The fourth proportional to 192,927.12, 289,410.74 and 52,685.76 is: 79,034.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,927.12 : 289,410.74 = 52,685.76 : x
  2. Step 2: Convert to fraction form
    192,927.12/289,410.74 = 52,685.76/x
  3. Step 3: Cross multiply
    192,927.12x = 289,410.74 × 52,685.76
  4. Step 4: Simplify right side
    192,927.12x = 15,247,824,789.06
  5. Step 5: Solve for x
    x = 15,247,824,789.06/192,927.12
  6. Step 6: Final answer
    x = 79,034.12

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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.